Or Define simple pendulum. Show that the motion of a simple pendulum is
simple harmonic for small angular oscillations.
Define specific heat capacities of a gas constant pressure and at constant
volume and deduce a relation between them.
Explain clearly the term minimum deviation as applied to a prism. Derive
an expression connection the refractive index of the material of the prisn
with minimum deviation.
Attempt any six questions:
a) Prove that total mechanical energy of a falling body remains constant.
b) Define angular momentum and derive its expression for a rigid body.
c) State Newton's laws of motion and show that second law of moti
gives the measurement of force.
d) Define coefficient of linear and superficial expansion of a solid a
deduce a relation between them.
Or
Define specific heat capacity of a substance. Describe the method
mixture to measure the specific heat capacity of a solid.​