Write the necessary factors then determine a momentum of a body.

How do you determine momentum of a body?

Name two factors which determine the momentum of a body.

Define angular momentum of a rigid body.

A body of mass 10 kg at a height 200 m falls freely. Calculate the kinetic energy with which it strikes the ground. What will be the linear momentum of the body? With what velocity will it strike the ground?

Mention the necessary candidates for the formation of an echo.

Write the SIunit of momentum.

Why is Oxytoxin necessary for the parturition.