A body acted upon by a force of 50N is displaced through a distance 10m in a direction making an angle of 60∘ with the force. The work done by the force is
(Take W=→F.→S, where W is work done, →F is force and →S is the displacement)
A
200J
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B
100J
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C
300J
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D
250J
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Solution
The correct option is D250J Work done by a force →F in moving a body through diplacement →S W=→F.→S=FScosθ=50×10×cos60∘=50×10×12=250J.