Bharat Petroleum Corporation Limited Previous paper 2014 Contributed by Saiji updated on Aug 2019

                                         

                                                BPCL previous year papers

  Q.1)   Educational Background-How many years does a chemical engineer need to study in university before becoming a chemical engineer?   A. bachelors degree. B. 5 years C. a chemical engineer need about fourteen years of study's before becoming a engineer. D. 4 years E. all of the above. Q.2)   Salary- in 2007 Alberta had a wage and salary survey. from the results of the survey a chemical engineer can make up to how much dollars a year?   A. $101,000 B. $156,000 C. depends on his/her education. D. $191,000 E. $190,000 Q.3)   Job Description- what does a chemical engineer manage?   A. chemicals, biochemicals, pharmaceutical materials and processing plants. B. tools for measuring pressure. C. Determines the most effective process for chemical products. D. all of the above E. only a abd b Q.4)   working conditions- does the chemical engineer get called after hours?   A. lol what no! B. yes obviously C. no a chemical engineer's work to hard for that to happen D. non of the above. E. b and d Q.5)   working conditions- does a chemical engineer ever come in contact with hazardous products?   A. yes always come on there chemical engineers!!! B. no never..."what you talking about #!@#!?" C. those who work in production may come in contact with hazardous products. D. non of the above. E. all of the above. Q.6)   daily basis- does a chemical engineer ever work with the computer?   A. no never. B. while drawing reports. C. yes always D. B) and C) only E. non of the above. Q.7)   Duties- why do chemical engineer test products before putting them out for sale?   A. so the products doesn't hurt animals. B. the manufacturing process may affect the environment and the safer of workers and consumers. C. they don't test them........ D. all of the above. E. non of the above Q.8)   what 2 university's did i mention that had the chemical engineers course in my presentation?   A. University of Toronto and University of Alberta. B. University of Alberta and the University of Edmonton C. University of Alberta and the University of Calgary. D. University of Edmonton and University of Waterloo E. a and d Q.9)   What is the minimum degree to become a Chemical engineer?   A. masters. B. bachelors. C. 4 years degree. D. license for a degree. E. all of the above Q.10)   University of Alberta is located in what major city?   A. Toronto B. Halifax C. Calgary D. Edmonton    1. Dissolving salt in water is an example of which type of change ?   Physical-Ans   Nuclear   Chemical   Biochemical     2. When nuclear change takes place, which is true   Energy is destroyed   Energy is released   Energy is changed   None of these   The answer is Energy is released   3. Which type of radiation is unaffected by magnetism ?   Alpha   Beta   GammaAns   All of these     4. Which temperature scale is an absolute scale, where the zero point is the lowest possible temperature ?   KelvinAns   Celsius   Fahrenheit   Centigrade     5. The relative randomness of molecules in the states of matter is best indicated by   Solid > Liquids > Gas   Liquid > Gas > Solid   Liquid > Solid > Gas   Gas > Liquid > SolidAns     6. Whether or not two liquids are miscible is determined by   Molecular Size : Molecules of similar sizes tend to mix together   Density : Liquids of simliar densities usually mix well together   Polarity : Polar and nonpolar liquids are not miscible while polar liquids can usually be mixed with each other Ans   All of the above factors directly affect miscibility     7. The Triple Point is   The combination of standard temperature, pressure and volume   The combination of temperature and pressure at which the solid, liquid and gas phases can coexist at equilibrium   The combination of pressure and temperature at which liquid, gas, and plasma phases all exist in equilibrium   The combination of temperature and pressure at which liquids and gases cannot be distinguished from each other     8. If the work done by a force depends only on the initial and final stages and not on the path taken, then this type of force will be   Conservative Force   Non-conservative Force   Conservative as well as Non-conservative force   None of these     9. Working between which pair of following temperatures, the efficiency of a carnot engine will be maximum ?   10 Degrees F and 10 Degress R   10 Degrees F and 10 Degress C   10 Degrees R and 10 Degress C   It will be same in all the above cases     10. Dacron is a   Polyester   Polyamide   Nylon   Resin     11. Which of the following has the highest stable atom ?   Bi   Al   Cl   Pb     12. In Friedel-Crafts reaction, AlCl3 acts as a   Lewis Acid   Lewis Base   Catalyst   Reactant     13. The number of unpaired electrons in [Ni(CO)4] is   Zero   One   Three   Five     14. Iodoethane reacts with sodium to form   Pentane   Propane   Butene   Butane   15. An ideal gas has maximum density at   1 atm, 300 K   2 atm, 150 K   0.5 atm, 600 K   1 atm, 500 K .   16. Which of the following metals is present in brass, bronze and german silver ?   Defence Mechanism   Hydrolysis of ATP   Trifling of Contraction   Generating right electrical potential across cell membrane .   17. First ionization potential is ___________ second ionization potential.   Less than   More than   Equal to   None of these     18. n-propyl benzene is best prepared by   Friedel-Crafts Reaction   Wurtz Reaction   Wurtz-Fitting Reaction   Grignard Reaction     19. Chloroform is slowly oxidized by air to   Formly Chloride   Carbonyl Chloride   Trichloroacetic Acid   Formic Acide     20. Electrophoresis is   Movement of colloidal particle under the influence of electric field   Movement of colloidal particle under the influence of magnetic field   Movement of colloidal particle in zig-zag fashion   Scattering of light by colloidal particles     21. Rosenmund's reduction of an acyl chloride gives   Alcohol   Ester   Hydrocarbon   Aldehyde .   22. Pyrophosphoric acid is   Monobasic   Dibasic   Tribasic   Basic .   23. Which of the following is an example of a mathematical model ?   Area of a circle = PI x Radius^2   Volume of a cube = Length^3   Force = Mass x Acceleration   All of the above .   24. The specific activity of an enzyme is relatively constant between pH 3-8. If the enzyme activity at pH 7.0 is to be modeled, which of the following would be a reasonable simplifying assumption ?   Specific activity is not dependent on temperature   Specific activity is not dependent on substrate concentration   Specific activity is not dependent on pH   All of the above .   25. The bioreactor which is most commonly used in industry is the   Batch Fermenter   Fed Batch Fermenter   Continous Fermenter   Batch Continous Fermenter .   26. Which of the following is correct with regards to microbial growth ?   Cells are autocatalysts and thus the rate of increase in biomass (dX/dt) keeps changing   Many factors affect cell growth   The rate of increase in biomass concentration is not constant during a fermentation   All of the above are correct .   27. During a batch fermentation, when would the specific growth rate be lowest ?   During exponential phase   During the lag and stationary phase   When cells are growing at their fastest rate   Throughout the fermentation .   28. Which of the following describes a limitation of the exponential growth model ?   Biomass growth is assumed to be not linked to the availability of nutrients or substrates   It does not predict when cell growth will cease   It predicts that all types of cells under all conditions will grow exponentially   All of the above are correct .   29. In large scale bioreactors, dissolved oxygen levels are often so low that they restrict the rate of cell growth. In this case   Dissolved oxygen would be the growth limiting nutrient   The nitrogen source would be the growth limiting nutrient   The carbon source would be the growth limiting nutrient   Dissolved oxygen levels would not be the growth limiting nutrient .   30. Which of the following is not correct ?   The Monod model is an empirical correlation   The Michaelis Menten model is a mechanistic model   The Monod model was derived from a study of the mechanism of microbial growth   The Michaelis Menten model was derived from a study of the mechanism of enzyme action .   31. The technique of Nick Translation was developed by   Rigby and Paul Berg   Winkler   Roderick and Rigby   None of them .   32. Which technique allows knowing the status in the interphase ?   Hybridization Microarray   Karyotyping   Fluorescence in situ Hybridization   Pedigree Analysis .   33. _________ observed that protein sequences undergo variation during evolution according to certain patterns   Zuckerkandl   Pauling   Margaret Dayoff   All of them .Question Excerpt From chemical engineering Q.1)   Educational Background-How many years does a chemical engineer need to study in university before becoming a chemical engineer?   A. bachelors degree. B. 5 years C. a chemical engineer need about fourteen years of study's before becoming a engineer. D. 4 years E. all of the above. Q.2)   Salary- in 2007 Alberta had a wage and salary survey. from the results of the survey a chemical engineer can make up to how much dollars a year?   A. $101,000 B. $156,000 C. depends on his/her education. D. $191,000 E. $190,000 Q.3)   Job Description- what does a chemical engineer manage?   A. chemicals, biochemicals, pharmaceutical materials and processing plants. B. tools for measuring pressure. C. Determines the most effective process for chemical products. D. all of the above E. only a abd b Q.4)   working conditions- does the chemical engineer get called after hours?   A. lol what no! B. yes obviously C. no a chemical engineer's work to hard for that to happen D. non of the above. E. b and d Q.5)   working conditions- does a chemical engineer ever come in contact with hazardous products?   A. yes always come on there chemical engineers!!! B. no never..."what you talking about #!@#!?" C. those who work in production may come in contact with hazardous products. D. non of the above. E. all of the above. Q.6)   daily basis- does a chemical engineer ever work with the computer?   A. no never. B. while drawing reports. C. yes always D. B) and C) only E. non of the above. Q.7)   Duties- why do chemical engineer test products before putting them out for sale?   A. so the products doesn't hurt animals. B. the manufacturing process may affect the environment and the safer of workers and consumers. C. they don't test them........ D. all of the above. E. non of the above Q.8)   what 2 university's did i mention that had the chemical engineers course in my presentation?   A. University of Toronto and University of Alberta. B. University of Alberta and the University of Edmonton C. University of Alberta and the University of Calgary. D. University of Edmonton and University of Waterloo E. a and d Q.9)   What is the minimum degree to become a Chemical engineer?   A. masters. B. bachelors. C. 4 years degree. D. license for a degree. E. all of the above Q.10)   University of Alberta is located in what major city?   A. Toronto B. Halifax C. Calgary D. Edmonton    1. Dissolving salt in water is an example of which type of change ?   Physical-Ans   Nuclear   Chemical   Biochemical     2. When nuclear change takes place, which is true   Energy is destroyed   Energy is released   Energy is changed   None of these   The answer is Energy is released   3. Which type of radiation is unaffected by magnetism ?   Alpha   Beta   GammaAns   All of these     4. Which temperature scale is an absolute scale, where the zero point is the lowest possible temperature ?   KelvinAns   Celsius   Fahrenheit   Centigrade     5. The relative randomness of molecules in the states of matter is best indicated by   Solid > Liquids > Gas   Liquid > Gas > Solid   Liquid > Solid > Gas   Gas > Liquid > SolidAns     6. Whether or not two liquids are miscible is determined by   Molecular Size : Molecules of similar sizes tend to mix together   Density : Liquids of simliar densities usually mix well together   Polarity : Polar and nonpolar liquids are not miscible while polar liquids can usually be mixed with each other Ans   All of the above factors directly affect miscibility     7. The Triple Point is   The combination of standard temperature, pressure and volume   The combination of temperature and pressure at which the solid, liquid and gas phases can coexist at equilibrium   The combination of pressure and temperature at which liquid, gas, and plasma phases all exist in equilibrium   The combination of temperature and pressure at which liquids and gases cannot be distinguished from each other     8. If the work done by a force depends only on the initial and final stages and not on the path taken, then this type of force will be   Conservative Force   Non-conservative Force   Conservative as well as Non-conservative force   None of these     9. Working between which pair of following temperatures, the efficiency of a carnot engine will be maximum ?   10 Degrees F and 10 Degress R   10 Degrees F and 10 Degress C   10 Degrees R and 10 Degress C   It will be same in all the above cases     10. Dacron is a   Polyester   Polyamide   Nylon   Resin     11. Which of the following has the highest stable atom ?   Bi   Al   Cl   Pb     12. In Friedel-Crafts reaction, AlCl3 acts as a   Lewis Acid   Lewis Base   Catalyst   Reactant     13. The number of unpaired electrons in [Ni(CO)4] is   Zero   One   Three   Five     14. Iodoethane reacts with sodium to form   Pentane   Propane   Butene   Butane   15. An ideal gas has maximum density at   1 atm, 300 K   2 atm, 150 K   0.5 atm, 600 K   1 atm, 500 K .   16. Which of the following metals is present in brass, bronze and german silver ?   Defence Mechanism   Hydrolysis of ATP   Trifling of Contraction   Generating right electrical potential across cell membrane .   17. First ionization potential is ___________ second ionization potential.   Less than   More than   Equal to   None of these     18. n-propyl benzene is best prepared by   Friedel-Crafts Reaction   Wurtz Reaction   Wurtz-Fitting Reaction   Grignard Reaction     19. Chloroform is slowly oxidized by air to   Formly Chloride   Carbonyl Chloride   Trichloroacetic Acid   Formic Acide     20. Electrophoresis is   Movement of colloidal particle under the influence of electric field   Movement of colloidal particle under the influence of magnetic field   Movement of colloidal particle in zig-zag fashion   Scattering of light by colloidal particles     21. Rosenmund's reduction of an acyl chloride gives   Alcohol   Ester   Hydrocarbon   Aldehyde .   22. Pyrophosphoric acid is   Monobasic   Dibasic   Tribasic   Basic .   23. Which of the following is an example of a mathematical model ?   Area of a circle = PI x Radius^2   Volume of a cube = Length^3   Force = Mass x Acceleration   All of the above .   24. The specific activity of an enzyme is relatively constant between pH 3-8. If the enzyme activity at pH 7.0 is to be modeled, which of the following would be a reasonable simplifying assumption ?   Specific activity is not dependent on temperature   Specific activity is not dependent on substrate concentration   Specific activity is not dependent on pH   All of the above .   25. The bioreactor which is most commonly used in industry is the   Batch Fermenter   Fed Batch Fermenter   Continous Fermenter   Batch Continous Fermenter .   26. Which of the following is correct with regards to microbial growth ?   Cells are autocatalysts and thus the rate of increase in biomass (dX/dt) keeps changing   Many factors affect cell growth   The rate of increase in biomass concentration is not constant during a fermentation   All of the above are correct .   27. During a batch fermentation, when would the specific growth rate be lowest ?   During exponential phase   During the lag and stationary phase   When cells are growing at their fastest rate   Throughout the fermentation .   28. Which of the following describes a limitation of the exponential growth model ?   Biomass growth is assumed to be not linked to the availability of nutrients or substrates   It does not predict when cell growth will cease   It predicts that all types of cells under all conditions will grow exponentially   All of the above are correct .   29. In large scale bioreactors, dissolved oxygen levels are often so low that they restrict the rate of cell growth. In this case   Dissolved oxygen would be the growth limiting nutrient   The nitrogen source would be the growth limiting nutrient   The carbon source would be the growth limiting nutrient   Dissolved oxygen levels would not be the growth limiting nutrient .   30. Which of the following is not correct ?   The Monod model is an empirical correlation   The Michaelis Menten model is a mechanistic model   The Monod model was derived from a study of the mechanism of microbial growth   The Michaelis Menten model was derived from a study of the mechanism of enzyme action .   31. The technique of Nick Translation was developed by   Rigby and Paul Berg   Winkler   Roderick and Rigby   None of them .   32. Which technique allows knowing the status in the interphase ?   Hybridization Microarray   Karyotyping   Fluorescence in situ Hybridization   Pedigree Analysis .   33. _________ observed that protein sequences undergo variation during evolution according to certain patterns   Zuckerkandl   Pauling   Margaret Dayoff   All of them .Question Excerpt From chemical engineering Q.1)   Educational Background-How many years does a chemical engineer need to study in university before becoming a chemical engineer?   A. bachelors degree. B. 5 years C. a chemical engineer need about fourteen years of study's before becoming a engineer. D. 4 years E. all of the above. Q.2)   Salary- in 2007 Alberta had a wage and salary survey. from the results of the survey a chemical engineer can make up to how much dollars a year?   A. $101,000 B. $156,000 C. depends on his/her education. D. $191,000 E. $190,000 Q.3)   Job Description- what does a chemical engineer manage?   A. chemicals, biochemicals, pharmaceutical materials and processing plants. B. tools for measuring pressure. C. Determines the most effective process for chemical products. D. all of the above E. only a abd b Q.4)   working conditions- does the chemical engineer get called after hours?   A. lol what no! B. yes obviously C. no a chemical engineer's work to hard for that to happen D. non of the above. E. b and d Q.5)   working conditions- does a chemical engineer ever come in contact with hazardous products?   A. yes always come on there chemical engineers!!! B. no never..."what you talking about #!@#!?" C. those who work in production may come in contact with hazardous products. D. non of the above. E. all of the above. Q.6)   daily basis- does a chemical engineer ever work with the computer?   A. no never. B. while drawing reports. C. yes always D. B) and C) only E. non of the above. Q.7)   Duties- why do chemical engineer test products before putting them out for sale?   A. so the products doesn't hurt animals. B. the manufacturing process may affect the environment and the safer of workers and consumers. C. they don't test them........ D. all of the above. E. non of the above Q.8)   what 2 university's did i mention that had the chemical engineers course in my presentation?   A. University of Toronto and University of Alberta. B. University of Alberta and the University of Edmonton C. University of Alberta and the University of Calgary. D. University of Edmonton and University of Waterloo E. a and d Q.9)   What is the minimum degree to become a Chemical engineer?   A. masters. B. bachelors. C. 4 years degree. D. license for a degree. E. all of the above Q.10)   University of Alberta is located in what major city?   A. Toronto B. Halifax C. Calgary D. Edmonton    1. Dissolving salt in water is an example of which type of change ?   Physical-Ans   Nuclear   Chemical   Biochemical     2. When nuclear change takes place, which is true   Energy is destroyed   Energy is released   Energy is changed   None of these   The answer is Energy is released   3. Which type of radiation is unaffected by magnetism ?   Alpha   Beta   GammaAns   All of these     4. Which temperature scale is an absolute scale, where the zero point is the lowest possible temperature ?   KelvinAns   Celsius   Fahrenheit   Centigrade     5. The relative randomness of molecules in the states of matter is best indicated by   Solid > Liquids > Gas   Liquid > Gas > Solid   Liquid > Solid > Gas   Gas > Liquid > SolidAns     6. Whether or not two liquids are miscible is determined by   Molecular Size : Molecules of similar sizes tend to mix together   Density : Liquids of simliar densities usually mix well together   Polarity : Polar and nonpolar liquids are not miscible while polar liquids can usually be mixed with each other Ans   All of the above factors directly affect miscibility     7. The Triple Point is   The combination of standard temperature, pressure and volume   The combination of temperature and pressure at which the solid, liquid and gas phases can coexist at equilibrium   The combination of pressure and temperature at which liquid, gas, and plasma phases all exist in equilibrium   The combination of temperature and pressure at which liquids and gases cannot be distinguished from each other     8. If the work done by a force depends only on the initial and final stages and not on the path taken, then this type of force will be   Conservative Force   Non-conservative Force   Conservative as well as Non-conservative force   None of these     9. Working between which pair of following temperatures, the efficiency of a carnot engine will be maximum ?   10 Degrees F and 10 Degress R   10 Degrees F and 10 Degress C   10 Degrees R and 10 Degress C   It will be same in all the above cases     10. Dacron is a   Polyester   Polyamide   Nylon   Resin     11. Which of the following has the highest stable atom ?   Bi   Al   Cl   Pb     12. In Friedel-Crafts reaction, AlCl3 acts as a   Lewis Acid   Lewis Base   Catalyst   Reactant     13. The number of unpaired electrons in [Ni(CO)4] is   Zero   One   Three   Five     14. Iodoethane reacts with sodium to form   Pentane   Propane   Butene   Butane   15. An ideal gas has maximum density at   1 atm, 300 K   2 atm, 150 K   0.5 atm, 600 K   1 atm, 500 K .   16. Which of the following metals is present in brass, bronze and german silver ?   Defence Mechanism   Hydrolysis of ATP   Trifling of Contraction   Generating right electrical potential across cell membrane .   17. First ionization potential is ___________ second ionization potential.   Less than   More than   Equal to   None of these     18. n-propyl benzene is best prepared by   Friedel-Crafts Reaction   Wurtz Reaction   Wurtz-Fitting Reaction   Grignard Reaction     19. Chloroform is slowly oxidized by air to   Formly Chloride   Carbonyl Chloride   Trichloroacetic Acid   Formic Acide     20. Electrophoresis is   Movement of colloidal particle under the influence of electric field   Movement of colloidal particle under the influence of magnetic field   Movement of colloidal particle in zig-zag fashion   Scattering of light by colloidal particles     21. Rosenmund's reduction of an acyl chloride gives   Alcohol   Ester   Hydrocarbon   Aldehyde .   22. Pyrophosphoric acid is   Monobasic   Dibasic   Tribasic   Basic .   23. Which of the following is an example of a mathematical model ?   Area of a circle = PI x Radius^2   Volume of a cube = Length^3   Force = Mass x Acceleration   All of the above .   24. The specific activity of an enzyme is relatively constant between pH 3-8. If the enzyme activity at pH 7.0 is to be modeled, which of the following would be a reasonable simplifying assumption ?   Specific activity is not dependent on temperature   Specific activity is not dependent on substrate concentration   Specific activity is not dependent on pH   All of the above .   25. The bioreactor which is most commonly used in industry is the   Batch Fermenter   Fed Batch Fermenter   Continous Fermenter   Batch Continous Fermenter .   26. Which of the following is correct with regards to microbial growth ?   Cells are autocatalysts and thus the rate of increase in biomass (dX/dt) keeps changing   Many factors affect cell growth   The rate of increase in biomass concentration is not constant during a fermentation   All of the above are correct .   27. During a batch fermentation, when would the specific growth rate be lowest ?   During exponential phase   During the lag and stationary phase   When cells are growing at their fastest rate   Throughout the fermentation .   28. Which of the following describes a limitation of the exponential growth model ?   Biomass growth is assumed to be not linked to the availability of nutrients or substrates   It does not predict when cell growth will cease   It predicts that all types of cells under all conditions will grow exponentially   All of the above are correct .   29. In large scale bioreactors, dissolved oxygen levels are often so low that they restrict the rate of cell growth. In this case   Dissolved oxygen would be the growth limiting nutrient   The nitrogen source would be the growth limiting nutrient   The carbon source would be the growth limiting nutrient   Dissolved oxygen levels would not be the growth limiting nutrient .   30. Which of the following is not correct ?   The Monod model is an empirical correlation   The Michaelis Menten model is a mechanistic model   The Monod model was derived from a study of the mechanism of microbial growth   The Michaelis Menten model was derived from a study of the mechanism of enzyme action .   31. The technique of Nick Translation was developed by   Rigby and Paul Berg   Winkler   Roderick and Rigby   None of them .   32. Which technique allows knowing the status in the interphase ?   Hybridization Microarray   Karyotyping   Fluorescence in situ Hybridization   Pedigree Analysis .   33. _________ observed that protein sequences undergo variation during evolution according to certain patterns   Zuckerkandl   Pauling   Margaret Dayoff   All of them .Question Excerpt From chemical engineering Q.1)   Educational Background-How many years does a chemical engineer need to study in university before becoming a chemical engineer?   A. bachelors degree. B. 5 years C. a chemical engineer need about fourteen years of study's before becoming a engineer. D. 4 years E. all of the above. Q.2)   Salary- in 2007 Alberta had a wage and salary survey. from the results of the survey a chemical engineer can make up to how much dollars a year?   A. $101,000 B. $156,000 C. depends on his/her education. D. $191,000 E. $190,000 Q.3)   Job Description- what does a chemical engineer manage?   A. chemicals, biochemicals, pharmaceutical materials and processing plants. B. tools for measuring pressure. C. Determines the most effective process for chemical products. D. all of the above E. only a abd b Q.4)   working conditions- does the chemical engineer get called after hours?   A. lol what no! B. yes obviously C. no a chemical engineer's work to hard for that to happen D. non of the above. E. b and d Q.5)   working conditions- does a chemical engineer ever come in contact with hazardous products?   A. yes always come on there chemical engineers!!! B. no never..."what you talking about #!@#!?" C. those who work in production may come in contact with hazardous products. D. non of the above. E. all of the above. Q.6)   daily basis- does a chemical engineer ever work with the computer?   A. no never. B. while drawing reports. C. yes always D. B) and C) only E. non of the above. Q.7)   Duties- why do chemical engineer test products before putting them out for sale?   A. so the products doesn't hurt animals. B. the manufacturing process may affect the environment and the safer of workers and consumers. C. they don't test them........ D. all of the above. E. non of the above Q.8)   what 2 university's did i mention that had the chemical engineers course in my presentation?   A. University of Toronto and University of Alberta. B. University of Alberta and the University of Edmonton C. University of Alberta and the University of Calgary. D. University of Edmonton and University of Waterloo E. a and d Q.9)   What is the minimum degree to become a Chemical engineer?   A. masters. B. bachelors. C. 4 years degree. D. license for a degree. E. all of the above Q.10)   University of Alberta is located in what major city?   A. Toronto B. Halifax C. Calgary D. Edmonton    1. Dissolving salt in water is an example of which type of change ?   Physical-Ans   Nuclear   Chemical   Biochemical     2. When nuclear change takes place, which is true   Energy is destroyed   Energy is released   Energy is changed   None of these   The answer is Energy is released   3. Which type of radiation is unaffected by magnetism ?   Alpha   Beta   GammaAns   All of these     4. Which temperature scale is an absolute scale, where the zero point is the lowest possible temperature ?   KelvinAns   Celsius   Fahrenheit   Centigrade     5. The relative randomness of molecules in the states of matter is best indicated by   Solid > Liquids > Gas   Liquid > Gas > Solid   Liquid > Solid > Gas   Gas > Liquid > SolidAns     6. Whether or not two liquids are miscible is determined by   Molecular Size : Molecules of similar sizes tend to mix together   Density : Liquids of simliar densities usually mix well together   Polarity : Polar and nonpolar liquids are not miscible while polar liquids can usually be mixed with each other Ans   All of the above factors directly affect miscibility     7. The Triple Point is   The combination of standard temperature, pressure and volume   The combination of temperature and pressure at which the solid, liquid and gas phases can coexist at equilibrium   The combination of pressure and temperature at which liquid, gas, and plasma phases all exist in equilibrium   The combination of temperature and pressure at which liquids and gases cannot be distinguished from each other     8. If the work done by a force depends only on the initial and final stages and not on the path taken, then this type of force will be   Conservative Force   Non-conservative Force   Conservative as well as Non-conservative force   None of these     9. Working between which pair of following temperatures, the efficiency of a carnot engine will be maximum ?   10 Degrees F and 10 Degress R   10 Degrees F and 10 Degress C   10 Degrees R and 10 Degress C   It will be same in all the above cases     10. Dacron is a   Polyester   Polyamide   Nylon   Resin     11. Which of the following has the highest stable atom ?   Bi   Al   Cl   Pb     12. In Friedel-Crafts reaction, AlCl3 acts as a   Lewis Acid   Lewis Base   Catalyst   Reactant     13. The number of unpaired electrons in [Ni(CO)4] is   Zero   One   Three   Five     14. Iodoethane reacts with sodium to form   Pentane   Propane   Butene   Butane   15. An ideal gas has maximum density at   1 atm, 300 K   2 atm, 150 K   0.5 atm, 600 K   1 atm, 500 K .   16. Which of the following metals is present in brass, bronze and german silver ?   Defence Mechanism   Hydrolysis of ATP   Trifling of Contraction   Generating right electrical potential across cell membrane .   17. First ionization potential is ___________ second ionization potential.   Less than   More than   Equal to   None of these     18. n-propyl benzene is best prepared by   Friedel-Crafts Reaction   Wurtz Reaction   Wurtz-Fitting Reaction   Grignard Reaction     19. Chloroform is slowly oxidized by air to   Formly Chloride   Carbonyl Chloride   Trichloroacetic Acid   Formic Acide     20. Electrophoresis is   Movement of colloidal particle under the influence of electric field   Movement of colloidal particle under the influence of magnetic field   Movement of colloidal particle in zig-zag fashion   Scattering of light by colloidal particles     21. Rosenmund's reduction of an acyl chloride gives   Alcohol   Ester   Hydrocarbon   Aldehyde .   22. Pyrophosphoric acid is   Monobasic   Dibasic   Tribasic   Basic .   23. Which of the following is an example of a mathematical model ?   Area of a circle = PI x Radius^2   Volume of a cube = Length^3   Force = Mass x Acceleration   All of the abo
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