Question

4 Object on which work is to be performed
5. The force that needs to be applied in order to perform a task
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Answer 1

• When a force acts on an object over a distance, it is said to have done work on the object. Physically, the work done on an object is the change in kinetic energy that that object experiences.

Muscular force

• Muscular force is the force that needs to be applied to perform a task. Other forces which are in action along with it are-frictional force, gravitational force etc.