Advertisements
Advertisements
प्रश्न
When is work said to be done by a force?
एका वाक्यात उत्तर
Advertisements
उत्तर
The condition for work done is the displacement of the body when force is applied.
shaalaa.com
या प्रश्नात किंवा उत्तरात काही त्रुटी आहे का?
APPEARS IN
संबंधित प्रश्न
Define 1 joule of energy.
A uniform circular motion is an accelerated motion. Justify it.
What are the physical parameters on which the kinetic energy of a body depends?
What is the amount of energy spent in lifting 1 kg through 1 m? Take g = 10 ms-2.
Write the S.I. units of power.
The truck has to apply a force of 3000 N to overcome friction while moving with a uniform speed of 36 kmhr−1. What is the power developed by the truck?
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?
In the following case write yes, if the work is being done and no if no work is being done.
A coolie standing with a heavy load on his head
A ______ should act on an object.
State whether work is done or not, by writing yes or no, in the following case:
A man pushes a wall.
