Question

assuming 20 kg moves on the horizontal surface only what is the work done by the tension on 20 kg after it moves 5 metre it's given that the threads in the changes f
rom 37 initially to the final 53 degree
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Answer 1

Answer:

Hey good morning and happy Diwali.

Answer 2

Answer:

The expression for work done is as follows:

W=∫F⋅ds

here, since the box is moving with a constant speed on a smooth surface so, the force force on the box is zero. Hence the work done by the box is zero