A boy drags a 10 kg box across the friction-less surface. He applies a force
of 30 N at an angle of 60° to the horizontal for 6m. Determine the work done.
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using a formula
W = F×S×COS
PUT THE ALL THE VALUE IN THIS FORMULA
W=30×60degree×6
cos60 = 1/2
30×1/2×6
solve the problem
W= 90 joule
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Answer:
well nice u answered yourself
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