Oil India Ltd Exam Paper
1. Mohan earned twice as much as Deep. Yogesh earned rs.3/- more than half as much as deep. If the amounts earned by Mohan,Deep,Yogesh are M,D,Y respectively, Which of the following is the correct ordering of these amounts?
a) M < D < Y
b) M < Y < D
c) D < M < Y
d) It cann't be determined from the information given
e) D < Y < M
ans: d
2. if a=2,b=4,c=5 then (a+b*c)/(c* a+b)
a) 1
b) 11/30
c) 0
d) -11/30
e) -1
ans: b
3. if q <> 0 and k = qr/2 -s, then what is r in terms of k,q,s?
4. Q is not equal to zero and k = (Q x n - s)/2.What is n?
(a) (2 x k + s)/Q
(b) (2 x s x k)/Q
(c) (2 x k - s)/Q
(d) (2 x k + s x Q)/Q
(e) (k + s)/Q
5. Which may occurs as a result of cause not mentioned
I. D
II. A
III. F
(a) I only
(b) II only
(c) I & II
(d) II & III
(e) I,II & III
Ans. (c)
6. What is the angle between the two hands of a clock when time is 8:30
Ans. 75(approx)
7. Jhaveri invested in Upendra&Upendra,Celco and Winger shares at Rs. 300,Rs.200 and Rs.5 per share respectively. He bought 100 shares for Rs.1000.The number of Upendra&Upendra and Celco shares he bought are respectively
a)23.17
b)17,23
c)17,60
d)15,25
8. an article with cost price of 180 is sold at 15% profit. what is the selling price?
a.198
b.200
c.204
d.207
Ans:d
9.the thermal conductivity of a gas:
i) increases with increasing temp.
10.which of following heat exchangers is used for chilling oil to be dewaxed?
i)double puipe heat exchanger
11. the purpose of steam trap is
i) to remove condensate and inert gases
12. steam economy of triple effect evaporator is
i)>1
13. Duhring rule is useful in solving problems on
i) evaporation
14.dry ice is
i) solid carbon dioxide
15.glass is
i) a super cooled liquid
16.temporary hardness of water may be removed by adding
i) calcium hydroxide
17. carbohydrates are the organic compound of
i) carbon hydrogen oxygen
18.vinyl chloride has the formula
i) CH2=CHCL
19.the temp. of water cooled in cooling tawer is
20. Blue vitriol is â¦..
21. Enzyme converts glucose to ethyl alcohol ⦠which is zymase
22. UNIX command to redirect the output file
23. Immediate addressing mode â¦..
24. Messages are transferred to computer networks throughâ¦â¦..
25. MAX size of float is â¦