Exercises

Draw the velocity-time graph for non-uniform acceleration.

For a body which has moved through a semicircle in a circle of radius $r$. Find its displacement.

State if the following situation is possible and give an example for it.

A body moving horizontally but having acceleration in the vertical direction.

State if the following situation is possible and give an example for it.

A body moving with a constant velocity in an accelerated motion.

A body projected vertically upwards returns to the point of projection after a few seconds. Draw an acceleration-time graph for the downward journey of the body.

Rohan and Abdul are friends. They are playing with a ball in the garden. Rohan throws the ball in the air to be caught by Abdul. Abdul after catching the ball does the same.

What spirit is shown by Rohan and Abdul playing together? 

Varun is riding his motorcycle with a certain speed. He sees a child in the middle of the road moving all alone. Varun immediately applies brakes of his motorcycle and saves the child. What qualities of Varun would you appreciate?
 

The maximum speed permitted in a particular area is $70 \mathrm{kmph}$. Claudia drove her car and covered $200 \mathrm{km}$ in $2 \mathrm{hours}$ in that area. What mistake did Claudia commit?