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The velocity of projection required for a body to become a satellite of Earth is (g is
acceleration due to gravity, G is universal gravitational constant, M is the mass of
the Earth and R is the radius of Earth)

न ‏نے‎ GM
A) JgR 8) १ त्र © त D) 2gR
The displacement of a particle undergoing simple harmonic motion is given by
0 ഒ ടന (൪1 0). If vis its velocity, which of the following is incorrect ?

4) ४ = 80 91 म) B) ۷ - ‏٭×- تن‎
C) v=aw sin (wt + 9 + ‏(ہ‎ D) v= ao cos (at + 9)

Which of the following is an invariant under Galilean transformation ?
A) Position B) Velocity
C) Acceleration D) Kinetic energy

Theoretically, the limiting values of Poisson’s ratio o are
A) -0.5
Which of the following is an incorrect expression for Bernoulli’s theorem in fluid
dynamics ?

A) പി + gh =constant B) ച = constant
©
1 ௨2 ച 1.20 ച
C) —v’++g+h =constant D) =v’ +—+pgh = constant
20.0 2 0

The unit of surface tension is
A) Newton per meter B) Newton per square meter
C) Newton per meter cube D) Newton

An amount of heat Q raises the temperature of 1 g of material A by 3°C and 1 g of
material B by 4°C. Which material has the greater specific heat capacity ?

A) Material A

B) Material B

C) Both has same specific heat capacity but different heat capacity
)

D) Both have same specific heat as well as heat capacity

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