Home
Class 11
PHYSICS
A body of mass 2 kg starts from rest and...

A body of mass 2 kg starts from rest and moves with uniform acceleration. It acquires a velocity 20 m/s in 4 s. The power exerted on the body in 2 s in Watt is

A

`50 W`

B

`100 W`

C

`250W`

D

`200 W`

Text Solution

Verified by Experts

The correct Answer is:
B
Promotional Banner

Similar Questions

Explore conceptually related problems

A body initially at rest is moving with uniform acceleration a .Its velocity after n seconds is v.The displacement of the body in last 2s is

A body starts from rest and moves with uniform acceleration of 5 ms^(-2) for 8 seconds. From that time the acceleration ceases. Find the distance covered in 12s starting from rest.

A body starts from rest and moves with uniform acceleration of 5ms^(-2) for 8 seconds.From that time the acceleration ceases.Find the distance covered in 12s starting from rest.