1What is the distance covered in a definite direction called?
2In what situation is average velocity worked out? Write the formula for average velocity.
3What is average velocity?
4What is acceleration?
5What is meant by retardation?
6Write the difference between acceleration and retardation.
7A bus covers a distance of 4.2 km in 7 minutes. Find its velocity.
8A car starting from rest reaches a velocity of 30 m/s after 12 seconds. What is its acceleration?
9A vehicle starting from rest has an acceleration of 5 m/s². What is its final velocity after 6 seconds? Also find the average velocity of that vehicle.
10A car moving with uniform velocity brakes with a retardation of 2 m/s² and stops in 4 s. What was its starting velocity?
11Why is the acceleration of a body moving with uniform velocity zero?
12A motorcycle goes from 4 m/s to 14 m/s in 5 seconds. Find its acceleration.
13What happens to the velocity of a stone dropped from a high place, and why?