A 200 N wagon is to be pulled up a 30 degree incline at constant speed. how large a force parallel to the incline is needed if friction is negligible?

Question

Physics

Joyce Higgins

12 November, 17:00

A 200 N wagon is to be pulled up a 30 degree incline at constant speed. how large a force parallel to the incline is needed if friction is negligible?

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Wyatt Lee · Answer 1

The best formula to do this is F = mg sin θ in which mg = 200 and you need to find the sin of 30 degrees. So first step is to find the sin of 30 degrees which woth a calculator equals 0.5. and then based on the formula you multiply 200 by 0.5 and the answer is 100. So F equals100.