Question

Is work done by reaction forces is negative ?​

Answer 1

Answer:

The physics definition of "work" is: ... Work can be either positive or negative: if the force has a component in the same direction as the displacement of the object, the force is doing positive work. If the force has a component in the direction opposite to the displacement, the force does negative work.

Answer 2

Explanation:

The physics definition of "work" is: ... Work can be either positive or negative: if the force has a component in the same direction as the displacement of the object, the force is doing positive work. If the force has a component in the direction opposite to the displacement, the force does negative work

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