Systems of Particles and Rotational Motion — Physics STD 11 Science — Question

The equilibrium distance of molecules of solid is of what order?

Every SHM is periodic motion, but every periodic motion need not to be a simple harmonic motion. Do you agree? Give an example to justify your statement.

What energy is stored in the spring when the key is inserted in the clock. In what energy does this energy converted when the clock continues to run?

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

One rupee kept on a revolving table. Why does the coin rise in the tangent direction?

Relative to which axis the moment of inertia of the body is minimum?

If the length of a wire is cut to half then what would be the effect on the maximum weight which it bears?

Does the force of attraction between two bodies depend upon the presence of other bodies and properties of intervening medium?