Is restoring force necessary in S.H.M?

Define centripetal and centrifugal forces. Explain with the help of neat diagram, how banking provides the centripetal force necessary for a car to go in circular track. (ignore friction between types and road).

A restoring force is a must for a body to execute S.H.M. Explain why.

In an oscillating circuit, the resttoring force is must. In and LC-circuit, the restoring force is provided by

Derive expressions for accelerations, for acceleration in S.H.M.

Fill in the blanks: ______ is necessary for S.H.M.

Which physical quantity remains conserved in S.H.M.?

Is there any relation between uniform circular motion and S.H.M?

At what points is the energy entirely potential and entirely kinetic in S.H.M. ?

The instantaneous acceleration of a particle executign S.H.M. Given by y = a sin omegat , is