when person takes bucket to some distance why work done zero?
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Answered by
1
Answer:
Because he takes it in perpendicular direction and we know that cos 90°= 0.
Answered by
3
Answer:
Because the angle betwee force and displacement is 90 degree and the value of cos 90 is 0 .So when we put value in forlmula F×S × COS theta
the answer came zero .
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