1- Three forces act on a point: 3 N at 0°, 4 N at 90°, and...

1- Three forces act on a point: 3 N at 0°, 4 N at 90°, and 5 N at 217°.

a. What is the net force? b. What fourth force will put the point in equilibrium?

2- A 100 kg wooden crate rests on a wooden ramp with an adjustable angle of

inclination.

a. Draw a free body diagram of the crate. b. If the angle of the ramp is set to 10°, determine...

i. the component of the crate's weight that is perpendicular to the

ramp ii. the component of the crate's weight that is parallel to the ramp iii. the normal force between the crate and the ramp iv. the static friction force between the crate and the ramp

v. At what angle will the crate just begin to slip?

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orchestra answered 1 year ago

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