An object falling from the top of a building reaches a velocity of ___ m/s in 20 s.

A train starts from rest and picks up a velocity of 20 m/s in 4 s. The acceleration of the train is ___ m/s².

A car is moving at a speed of 20 m/s towards east. In which of the following cases its velocity is said to be changed?

A person runs around a square park of side 10 m, 4 times. What is the distance and displacement covered by the person ?

The driver of a car moving at a velocity of 50 m/s applies brakes and eventually stops after 10 s. What is the acceleration of the car?

An object is moving in a non-uniform motion. Which of the following physical quantities gives the measure of the rate of motion?

Which of the following remains constant in a uniform circular motion?

Which of the following is constant during a uniform circular motion?

The velocity of a body changes when ___.

A car moves at a speed of 3 m/s. What is its acceleration?

In which of the following cases a body is said to be accelerating ?

 

 

Negative acceleration is known as deceleration.

The distance of an object ___ be zero but/and its displacement ____ be zero.

Displacement is the ____ distance between two points.

Uniform circular motion is a/an ___ motion.

In a uniformly accelerated motion, which of the following changes?