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RRB Latest Technical Categories paper
1.The chemical bond in germanium crystal is
a)Metalic
b)co-valent-Ans
c)electro-valent
d)Vaan der Walls
2.A ball is thrown upward in vacuum at 49m/sec. The time taken by the ball to reach the highest point is
a)2.5 seconds
7.5 seconds
c)5 seconds-Ans
d)15 seconds
3.The majority charge carriers in p-type semiconductors are
a)electrons
b)holes-Ans
c)both electrons and holes
d)None of these
4.A body is projected at angle with the horizontal time of flight is given by
a)usin?/g
b)24sin?/3g
c)2usin?/g-Ans
d)42sin?/2g
5. If the distance between two masses be doubled the gravitational force of attraction between them will be
a)doubles
b)four times
c)halved
d)one-fourth-Ans
6. The ratio the length and breadth of a rectangle is 4:3 The area of the rectangle is 193cm2What will be its perimeter
a)56cm
b)46 cm
c)28cm
d)36cm-Ans
7.A force provides an acceleration of 0.5/m/sec to a body of mass 2 kg. what acceleration will it produce when acting on a body of mass 10 kg?
a)0.1m/sec-Ans
b)0.2m/sec
c)o.5m?sec
1.0m/sec
8. The cathode rays are
a)streams of electrons-Ans
b)streams of positively charged particles
c)streams of neutral particles
d)electromagnetic waves
9In the most popular abbreviation in the field of banking sectors CBS the letter C stands for
a)Core
b)Credit
c)Complete
d)continent
10.Which group of inhabitants is targeted to be connected by seasonal roads during 2008-09?
a)Population of 1000 to 2000
b)Population of 5000 to 10000
c)Population of 500 to 100-Ans
d)Population of 2500 to 5000
11. which of the following economists has been conferred with Nobel Prize
a)G.Swaminathan
b)Amrty Sen
c)M.L.Seth
d)R Lingswsamy
12. In notation http://WWW.prenhall.com,http stands for
a)host
b)region
c)pre-contact
d)Set of rules-Ans
13.During a period of time you see so many websites and pages exhibited by
a)status bar
b)history bar
c)task bar-Ans
d)tool bar
14. where does the digestive and respiratory routes encroach each other
a)Trachea-Ans
b)Food canal
c)respiratory tube
d)Vocal cord
15.The state government gets maximum revenue form
a)sales tax-Ans
b)corporate tax
c)excise tax
d)custom duty
16 On internet in no charge the repair of generally known software bug is called
a)version
b)patch-Ans
c)tutorial
d)FAQ
17. Maria sharpova won Australian Opne Tennis-2008 by defeating
a)Victoria Azarenka
b)Alona Bondarenko
c)Ana Ivanovic-Ans
d)Kateryna Bondarenko
18. The planning commission of India has formed 12 members financial; sectors The chairman of the committee is
a)Janaki Raman-Ans
b)Raksesh Mohan
c)Raghuram Rajan
d)KV Kamth
19) The thickness of troposphere can increase during
a)winter
b)summer-ans
c)spring
d)None of these
20 the lightest gas in the atmosphere is
a)hydrogen-ans
b0nitrogen
c)oxygen
d)None of these
21 White phrospherous is stored in
a)water
b)supphuric acid
c)alchol
d)kerosene-Ans
22 Find the least number by which 8640 is divided and the quotient obtained becomes a perfect cube
a)6 b)5-Ans c)7 d)8
23evaluate (-216*1728)1/3
a)-72-Ans b)27 c)72 d)8
24whihc of the following features provisions did the framers of India constitution take form the US constitution
a)judicial review
b)fundamental rights
c)Removal of the Judges of Supreme court
d)All the above-Ans
25 the golden period of India culture was during
a)Rajput period
b)Gupta period-Ans
c)Chola period
d)Maurya period
26. Artifical dialysis is used in the form of
a)liver substitution
b)intestine substitution
c)kidney substitution-Ans
d)abdomen substitution
27.Evaluate
16*2n-1-4*2n/16*2n+2-2*2n+2
a)1/2-ans b)0 c)4 d)1/3
28 If (25)*3 =(125)2*-3, then x is equal to
a)2/3 b)3/2 c)3/4-ans d)1/4
29 9x2-24xy+16y2/3x-4y=?
a)3x+4y
b)3x-4y-ans
c)4x+3y
d)4x-3y
30 When polynomial x4-3x2+2x+5 is divided by (x-1) the remainder is
a)2 b)3 c)4 d)5
31 what will be the ratio f amount and the principl in n years at 5%p.a rate of compound interest?
a)(22)n?21)n
32 A freely suspended bar magnet always remains in the direction
A)NORTH-SOUTH
b)east-west
c)south-west
d)not certain
33 Directions (Qns.33 to 37) Choose the correct synonyms of each of the following words at questions places
33.prudent
a)Cautious-Ans
b)Honest
c)Polite
d)wise
34. Feeble
a)disable
b)Docile
c)Rough
d)weak-Ans
35.Coarse
a)haughty
b)fair
c)rough-ans
d)childish
36Calamity
a)upset
b)disaster-ans
c)gloomy
d)dilemma
37.Diligent
a)moderate
b)energetic
c)intelligent
d)industries-ans
38.The angle subtended at the center of circle by a major are will be
a)right angle
b)acute angle
c)obtuse angle-Ans
d)complementary angle
39A body dropped from a tower with zero velocity reaches the ground in 4 seconds. The hiehgt of the tower is about
a)80 m -ans b)20 m c)160m d)40m
40Aman in a train moving with a constant velocity drops a abll on the platform. The path of the ball as seen by an observer standing on the platform is
a)straight line
b)a circle
c)a parabola-Ans
d)none of these
41Who among the following economists has done pioneering work on national income?
a)Jagdish Bhagwati
b)ML Seth
c)Amartya Sen
d)VKRV Rao-Ans
42 Monopoly means
a)single buyer
b)many sellers
c)single seller-Ans
d)many buyers
43Who introduced the silver coin called Taka or Rupia
a)sher Shah Suri-Ans
b)Akabar
c)Timur
d)Humayun
44 What is the International Date Line?
a)Equator
b)longitude
c)90 degree East Longitude
d)180 degree Longitude -Ans
45.The lines joining places experiencing a thunder stream at the same time is known as
a)ishohyers
b)Isochrones
c)Ishoronts-Ans
d)Isophenes
46 when a metal is heated its resistance
a)decreases
b)increases-Ans
c)may increase or decrease
d)remains constant
47The resistance of a wire of length 20 cm is 5?.It is stretched uniformly to a length of 40 cm.The resistance now becomes.
a)5 ? b)10? c)20? d)200?
48 Which among the following countries is NOT a permanent member of UN Security council?
a)The US
b)The UK
c)France
d)Spain-Ans
48 Which among the following is an air-to ground missile?
a)Nag_Ans b)Aakash c)Agni d)Prithvi
49The profit earned after selling an article for Rs.878 is the same as loss incurred after selling the article for Rs. 636. What is the cost price of the article?
a)Rs.797 b)Rs.787 c)Rs.767 d)Rs.757-Ans
50Which of the following is NOT a Navratna PSU
SAIL
b)BHEL
c)NTPCeir ages will be 3:4
d)Bank of India-Ans
51 The ages of Khushi and Jagriti are in the ratio of 5:8 After 8 years the ratio of their ages will be 3:4
What is the difference in their ages
a)16 years
b)8 years
c)6 years-Ans
d)10 years
52 In how many different ways can the letters of the word PUNCTUALbe arranged?
a)64 b)40320 c)960 d)20160-Ans
53Mohan decides to attend to some urgent work on a particular day in the month of august 2008. What is the probability that the day chosen by Mohan to attend to his work is Saturday?
a)6/31 b)5/31-Ans c)2/15 d)1/6
54 While selling a watch a shopkeeper gives a discount of 20% he earns Rs.51 less as profit What is the original price of the watch?
a)Rs.920
b)Rs.985
c)Rs.1,125
d)Rs.1,020-Ans
56 The length breadth and height of a school auditorium are 10m,30m, and 10m respectively The density of air is 1.3 kg per cubic metre, the mass of the air inside the auditorium
a)39 kg b)390kg c)3900kg-ans d)39000kg
57 The mushroom which we eat as vegetable is a /an
a)algae b)Fungus-ans c)Fern d)Moss
58If the numerator of a fraction is increased by 300% and the denominator is increased by 500%,t he resulton is 5/12 What was the original fraction?
a)5/8 -Ans b)5/11 c)12/5 d)12/5
59 12 men and do a piece of work in 10 days. How many men would be required to do the same work in 8 days?
a)14 b)18 c)16 d)15_Ans
60 Monazire is an ore of
a)Gerconium
b)Titanium
c)Iron
d)Therium
61The God of the Konark temple in Orissa is
a)Sun-Ans b)Shiva c)Krishna d)Brahma
62 In the following the spice obtained from the root is
a)turmeric b)clove c)linseed d)None of these
63The first woman Prime Minister in the world was
a)Indira Gandhi
b)S.Bhandarnaike-Ans
c)Arunthaty Rai
d)M.Linside
64The model of DNA structure was propounded by
Watson and Crick
65 Vitamin E is chiefly found in
a)pulses
b)butter
c)germinated grains-Ans
d)oil of liver of fishes
66 Which article of the Indian constitution directs the state government to form a Village Panchayath
a)Article 40-Ans
b)Article 32
c)Article-48
d)Article 78
67Whihc of the following Grand Slams is played on grass courts?
a)French Open
b)Wimbledon Opne-Ans
c)US Open
d)Australian
68 Which of the following medicines is used in the treatment of typhoid?
a)Sulfabdrugs
b)Vitamina
c)Chlorquin
d)chlomycetin_Ans
69 Urea is
a)sodium fertilizer
b)Phosphorous fertilizer
c)potassium fertilizer
d)nitrogen fertilizer-Ans
70 Archipelago is a
a)plateau
b)island-Ans
c)lake
d)mountain
71 For photosynthesis energy is obtained from
Sunlight
b)water
c)chlorophyll
d)vitamin
72 We see before actual sunrise or after sunset due to
a)reflection
b)scattering
c)refraction-ans
d)diffraction
73 Who started the Saka era?
a)Kanishka-Ans
b)Vikramaditya
c)Ashoka
d)None of these
74 A sector of a circle subtending angle 36 degree has an 3.85cm2.The length of the arc is
a)2.2cm b)2.5cm-ans c)2.7cm d)None of these
75 The dimension of energy are
ML2T2
76 The vector quantity is _work
77Themaximum number of electrons in the second orbit of an element is -8
78 Saina Nehwal is related to-Badminton
79Dolomite is an ore of magnesium
80 The permeability in free space is equal to -4?10-7wb/Am
