Question

11. When is the work done by a force said to be negative ?
Give one situation in which one of the forces acting
on the object is doing positive work and the other is
doing negative work.
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Answer 1

Answer:

thanks for free points

Answer 2

Answer:

give one situation in which one of the forces acting on the object is doing positive and other is doing negative work. When direction of displacement of the object is opposite to the applied force then the work done is said to be negative. EXAMPLE - Work done in pulling a bucket of water from the well.