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Q1. Two bodies changed from p1v1 to p2v2 state in two ways. The heat supplied is delta Q and work done is delta W
Then what is constant in these two processes
(a) delta q
(b) delta w
(c) delta q + delta w
(d) delta q - delta w
Ans. (d)

Q2. _______ have same atomic number and same mass number are
(a) Isotopes
(b) Isotones
(c) Isomers
(d) Isobars
Ans. (c)
Q3. When a free electron is placed in a plane of electro magnetic then it moves in
(a) in the direction of the electric field
(b) in the direction of magnetic field
(c) of propagation of wave
(d) of the plane containing magnetic field and propagation direction.
Q4. Name the phenomena in which one proton is jumped from one isomer to another isomer to create two different elements(a) functional isomerisim
(b) sterio merisim
(c) tauto merisim
(d) penta merisimAns. (c)


Q5. In the below compounds which one has 40% C ,6.7% H and 53.3 % O what is its empherical formula
(a) CHO
(b) CH2
(c) C2H2O2
(d) C2H3O2
Ans: (b)

Q6. X rays are coming from X ray tube, the wavelength is _______ a certain wavelength/s(a) below
(b) above
(c) inbetween
(d) out ofAns. (c)
Q7. In a triode valve in order to increase the saturation current what has to be done
(a) increase plate voltage
(b) reduce distance between grid and plate
(c) increase cathode potential
(d) reduce grid potentialAns. (d )

Q8. Seven different toys are distributed among 3 children how many different ways are possible?
(a) 7C3
(b) 7P3
(c) 3 7
(d) 7 3Ans. (c)


Q9. A, B ans C are three speakers. They have to speak randomly along with another 5 speakers in a function.
A has to speak before B and B has to speak before C. What is the probability.Ans. 1/6

Q10. If dy = (secx + ytanx)dx, Then the curve is(a) x = ycosx
(b) x = ysinx
(c) x = ytanx
(d) x = ysecxAns. (a)

Q11. Two series are 16,21,26.... and 17,21,25.....
What is the sum of first hundred common numbers
(a) 101100
(b) 110100
(c) 101110
(d) 110101
Ans. (a)

Q12. There are two sections in a question paper each contain five questions. A students has to answer 6 questions.
Maximum no. of questions that can be answered from any section is 4. How many ways he can attempt the paper?(a) 50
(b) 100
(c) 120
(d) 200
Ans. (d)

Q13. a and b are two numbers selected randomly from 1,2,3.... 25 what is the probability of a and b are not equal.
(a) 1/25
(b) 24/25
(c) 13/25
(d) 2/25
Ans. (b)

Q14. The sum of the series 1 + 1(1+1/n) + 3(1+1/n)2 + ..... is equal to?
Ans. n2


Q15. Two circles of different radii intersects each other what is the maximum no of intersections
(a) 0
(b) 1
(c) 2
(d) 3
Ans. (c)


Q16. If x= sin-1(t), y = log(1-t2), find d2y/dx2 when t=1/2
(a) 1
(b) 0
(c) -8/3
(d) -2/3
Ans. (c)

Q17. If x approaches infinity , then (??dx )/( ??dx) is ?
(a) 1
(b) 0
(c) -1
(d) 2
Ans. (a)
Q18. If f(x)=1-cos(1-cosx)/x4 is continuos at f(0) then what is x
(a) 1
(b) 0
(c) 1/4
(d) -1/4
Ans. (c)
Q19. For the word SURITI, if you arrange the letters in dictionary order then what is its rank?
(a) 234
(b) 235
(c) 236
(d) 237
Ans. (c)

Q20. Period of sin ((2t + 3) / 6 pi)
(a) 6pi
(b) 6pi2
(c) 3pi
Ans. (b)


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