Advertisements
Advertisements
Question
A body of mass 25 kg has a momentum of 125 kg.m/s. Calculate the velocity of the body.
Advertisements
Solution
We know that:
Momentum = mass × velocity
= m × v
Here, mass, m = 25 kg
And, momentum = 125 kg.m/s
Putting these values in the above formula, we get:
125 kg.m/s = 25 × velocity
⇒ Velocity = `125/25`
⇒ Velocity = `125/25`
⇒ Velocity = 5 m/s
APPEARS IN
RELATED QUESTIONS
In the following example, try to identify the number of times the velocity of the ball changes:
“A football player kicks a football to another player of his team who kicks the football towards the goal. The goalkeeper of the opposite team collects the football and kicks it towards a player of his own team”.
Also identify the agent supplying the force in each case.
What will be the momentum of a body of mass ‘m’ which is moving with a velocity V ?
With which physical quantity should the speed of a running bull be multiplied so as to obtain its momentum ?
When a tree is shaken, its fruits and leaves fall down . Why ?
The inertia of a moving object depends on :
Dust particles are removed from a carpet by beating it.
The property of inertia is more in :
Explain the following:
Why is it difficult to walk on marshy ground?
The mass of a body is measured on planet Earth as M kg. When it is taken to a planet of radius half that of the Earth then its value will be ______ kg.
Two bodies have a mass ratio of 3:4 The force applied on the bigger mass produces an acceleration of 12 ms-2. What could be the acceleration of the other body, if the same force acts on it.
