Manipur Board Solutions for Chapter: Force and Laws of Motion, Exercise 2: EXERCISES

Define balanced and unbalanced forces.

Can non-living objects exert a force? If yes, give two examples.

Why does the striker move through longer distances when some powder is sprinkled on a carrom board?

A ball of iron of mass $10 \mathrm{kg}$ falls from a height of $0.8 \mathrm{m}$. If the downward acceleration of the ball is $10 {\mathrm{ms}}^{-2}$, calculate the momentum transfer to the floor by the ball, provided the ball does not rebound.

An unbalanced force acts on a body. The body must

When a bus suddenly starts, the standing passengers lean backwards in the bus. It is an example of Newton’s

Action-reaction forces act

Suppose a constant force acts on a body initially kept at rest. The distance covered by the body in time $t$ from start is proportional to