Calculate the work done if force is at an angle of 60 degree to the horizontal surface, when a force of 100n act on a body and moves it at a distance of 4m of a horizontal surface.( 600 = 1/2 ).
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Answer:
cos theta 60 = 0.5
Work Done = Force * Displacement
W = F * D * cosine theta (cos theta 60 = 1/2 )
W = 100 * 4 * 0.5
W = 400 * 0.5
W = 200 J
learn the cos theta table
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