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संबंधित प्रश्न
A body is moved in a direction opposite to the direction of force acting on it. State whether the work is done by the force or work is done against the force
A satellite revolves around the earth in a circular orbit. What is the work done by the force of gravity? Give reason.
State and define the S.I. unit of work.
How is kilowatt hour related to joule?
State the factors on which moment of force about a point depends.
State the principle of moments.
A body is provided at a point. A force of 20 N is applied at a distance of 40 cm from the pivot. Find the moment of force about the pivot.
How much force is applied on a body when 150 J of work is done in displacing the body through a distance of 10 m in the direction of the force?
State the condition when the work done by a force is negative. Explain with the help of examples.
For the following scenario, state whether the work done by gravity is positive, negative, or zero.
A person walks on a levelled road.
