Advertisements
Advertisements
Question
How much work is done when a force of 2 N moves a body through a distance of 10 cm in the direction of force?
Advertisements
Solution
Force, (F) = 2N
Distance travelled by the body, (S) = 0.1 m
We have a relation as, W = FS
So,
W = 2 × 0.1
= 0.2 J
Therefore , the work done is 0.2 J
APPEARS IN
RELATED QUESTIONS
A coolie does no work against the force of gravity while carrying a luggage on a road.
No work is done by a force if the body
A body, when acted upon by a force of 10 kgf, moves to a distance 0.5 m in the direction of force. Find the work done by the force. Take 1 kgf = 10 N.
The power of a motor is 40 kW. At what speed can the motor raise a load of 20,000 N?
What is the ratio of SI units to CGS units of 'work'?
A coolie, with a load of 30 kg on his head, walks on the platform. If he walks a distance of 60 m, what is the work done by him?
A bucketful of water is to be drawn from a well ______ will be done when a ______ is applied to do this because there will be a ______ of water.
(displacement, work, force)
State whether work is done or not, by writing yes or no, in the following case:
A man pushes a wall.
