When a horse suddenly starts moving, the rider falls backward.
Name and state the law used to explain the above situation.

A boy is riding a bicycle with Its dynamo on when he Increases the speed the brightness of the bulb connected to the dynamo increases.State the law used to explain the above phenomenon.

A standing passenger falls backwards when the bus starts suddenly. Explain why this happens.

In electrostatics, Electric charge is a feature of par ticles like protons, electrons etc. that decides the force of interaction among them. Br Write the name of the law that is used to measure the above force of interaction.

All moving matters posses both wave and particle nature. Name and write the expression which can explain the above statement.

When a mass is suspended on a metallic wire, the length of the wire increases slightly. Name and state the law that relates to the restoring force developed in the wire and its deformation.

The moment of intertidal of a thin rod of mass M and length l about an axis perpendicular to the rod at its midpoint is M_l^2/12 . A student has to find the moment of of inertia of the above rod about an axis(AB) perpendicular to the rod and passing through one end of the rod. Name and state the law used for this case.

When a shot is fired from a gun,the gun moves in the backward direction. State the principle behind it.