A 200-lb block is initially at rest on a flat surface that is inclined a 30°. If the coefficient of kinetic friction is 0.20 and a coefficient of static friction is 0.40. Find the force required to start a block moving at the plane?

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Chapter1: Units, Trigonometry. And Vectors
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A 200-lb block is initially at rest on a flat surface that is inclined a 30°. If the coefficient of
kinetic friction is 0.20 and a coefficient of static friction is 0.40. Find the force required to start
a block moving at the plane?
151.9615 Ibs
151.1569
O 155.9615
155.9615
Transcribed Image Text:A 200-lb block is initially at rest on a flat surface that is inclined a 30°. If the coefficient of kinetic friction is 0.20 and a coefficient of static friction is 0.40. Find the force required to start a block moving at the plane? 151.9615 Ibs 151.1569 O 155.9615 155.9615
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