Question

A block of mass m=1/3 kg is kept on a rough
horizontal planc, Friction coefficient is
0.75. The work done by minimum force
required to drag the block along the plane by a
distance 5 m, is :-
(1)
8J(2) 4J (3) 2J (4) 6J
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Answer 1

Answer:

3 is answer

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Answer 2

Answer:

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Explanation:

CORRECT ANSWER = { 3 }