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प्रश्न
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
State whether work is done or not, by writing yes or no, in the following case:
A coolie stands with a box on his head for 15 min.
विकल्प
Yes
No
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उत्तर
No.
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संबंधित प्रश्न
The moon is revolving around the earth in a circular path. How much work is done by the moon?
Is it possible that a force is acting on a body but still the work done is zero? Explain giving one example.
Write the formula for work done on a body when the body moves at an angle to the direction of force. Give the meaning of each symbol used.
Choose one or more correct alternatives.
For work to be performed, energy must be ______.
- transferred from one place to another
- concentrated
- transformed from one type to another
- destroyed
What is the work done when the object acted upon by a force remains at rest?
Give an example
Electrical energy changes of sound energy.
In the following case write yes, if the work is being done and no if no work is being done.
A boy climbing up a staircase.
Name two places in India where electricity is generated from nuclear power plants.
A body of mass 0.5 kg travels on straight line path with velocity v = (3x2 + 4) m/s. The net work done by the force during its displacement from x = 0 tox = 2 m is ______.
