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Mohan Sharma
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Asked: 2025-02-07T10:00:30+00:00 In:

Work is done on a body when

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0%(a) a force acts on the body but body is not displaced from its position.
0%(b) no force acts on the body but body is displaced by a finite distance.
0%(c) force acts on a body in a direction perpendicular to the direction of displacement of body.
100% (d) a force acts on the body and it is displaced through some distance along the direction of force. ( 1 voter )
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W = Force × Displacement × cosθ
For work to be done, two conditions must be met:
A force must act on the body.
The body must be displaced in the direction of the force or a component of it.
Correct answer: (d) a force acts on the body and it is displaced through some distance along the direction of force.
Class 9th Science NCERT MCQ Questions
NCERT Books MCQ Questions Session 2024-2025.

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    1 Answer

    1. (d) Work is said to be done on a body when a force acts on the body and under its influence the body is displaced through some distance along the direction of force.

      https://www.tiwariacademy.com/ncert-solutions/class-9/science/chapter-10/

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