Oscillations — Physics STD 11 Science — Question

Can mirrors give rise to chromatic aberration?

What happens to internal energy, when temperature of body increases?

When do we call a body rigid?

According to kinetic theory of gases, molecules of a gas behaves like ________.

When can liquid be in equilibrium?

A comet orbits the sun in a highly elliptical orbit. Does the comet have a constant (a) linear speed, (b) angular speed, (c) angular momentum, (d) kinetic energy, (e) potential energy, (f) total energy throughout its orbit? Neglect any mass loss of the comet when it comes very close to the Sun.

Imagine that a body is in equilibrium when it moves with uniform speed.

Is Avogadro's number a dimensionless quantity?

What is a second's pendulum?

Consider a gas of neutrons. Do you expect it to behave much better as an ideal gas as compared to hydrogen gas at the same pressure and temperature?