A coolie carying box on his head , and coolie is moving towards. Then, what will be work donee by him.
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force=0
displacement=2m if
therefore, the work done by coolie is zero
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● The work done will be zero because a coolie carries a load make an angle of 90 degree wherever the 90 degree created the work done will be zero.
Proof:
W = FS Cos Q
W = FS Cos (90°)
W = FS (0)
W = 0
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