If the momentum is somehow increased by 20 % by increasing the mass and keeping the velocity same, what is that increase in the Kinetic energy of the body if all the other factos remained the same.

A body starting from rest moves with constant acceleration. The ratio of distance covered by the body during the 5th sec to that covered in 5 sec is 

The velocity of a body moving with a uniform acceleration of 2 m/sec² is 10 m/sec. Its velocity after an interval of 4 sec is 

The initial velocity of the particle is 10 m/sec and its retardation is 2 m/sec². The distance moved by the particle in 5^th second of its motion is 

A body falls from rest, its velocity at the end of first second is 

A ball is thrown upward with a velocity of 100 m/s it will reach the ground after :-

A body is released from the top of a tower of height h. It takes t sec to reach the ground. Where will be the ball after time t/2 sec 

A motor car moving with a uniform speed of 20 m/sec comes to stop on the application of brakes after travelling a distance of 10 m. Its acceleration is 

An object is projected upwards with a velocity of 100 m/s. It will strike the ground after (approximately) 

A ball is thrown up with an initial velocity of 20 m/s and after some time it returns. What is the maximum height reached? Take g = 10 m/s².

A body, whose momentum is constant, must have constant

A body moves from rest with a constant acceleration of 5 m/s². Its instantaneous speed (in m/s) at the end of 10 sec is  

The distance travelled by a particle is proportional to the squares of time, then the particle travels with  

Which of the following four statements is false?

A body is projected up with a speed ‘u’ and the time taken by it is T to reach the maximum height H. Pick out the correct statement.

Velocity of a body on reaching the point from which it was projected upwards, is 

The variation of velocity of a particle with time moving along a straight line is illustrated in the following figure. The distance travelled by the particle in four seconds is 

A stone dropped from the top of the tower touches the ground in 4 sec. The height of the tower is about 

Consider the acceleration, velocity and displacement of a tennis ball as it falls to the ground and bounces back. Directions of which of these changes in the process ?

A body is thrown vertically upwards. If air resistance is to be taken into account, then the time during which the body rises is

A 210-meter long train is moving due north at a speed of 25 m/s. A small bird is flying due South a little above the train with a speed of 5m/s. The time taken by the bird to cross the train is 

A particle starts from rest, accelerates at 2 m/s² for 10s and then goes for constant speed for 30s and then decelerates at 4 m/s² till it stops. What is the distance travelled by it?

A ball is dropped downwards. After 1 second another ball is dropped downwards from the same point. What is the distance between them after 3 seconds 

If a body starts from rest and travels 120 cm in the 6^th second, then what is the acceleration 

The position-time graph for a free-falling object is:

Two stones of different masses are dropped simultaneously from the top of a building 

If the body starts from rest and moves with constant acceleration then the ratio of distances in consecutive equal time interval

A body, thrown upwards with some velocity, reaches the maximum height of 20m. Another body with double the mass thrown up, with double initial velocity will reach a maximum height of 

A body starts from rest. What is the ratio of the distance travelled by the body during the 4th and 3rd second 

A body of mass 10 kg is moving with a constant velocity of 10 m/s. When a constant force acts for 4 seconds on it, it moves with a velocity 2 m/sec in the opposite direction. The acceleration produced in it is 

A body was thrown up with an initial speed of " reaches the ground after: 

Ronaldo Kicked a football vertically Upward velocity-time curve of football is

Two bodies of different masses m_a and m_b are dropped from two different heights a and b. The ratio of the time taken by the two to cover these distances are 

A body falls freely from rest. It covers as much distance in the last second of its motion as covered in the first three seconds. The body has fallen for a time of