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Laabri

Normal Force Honors

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Last updated about 2 years ago
10 Nsɛmmisa

A 35-kg crate rests on a horizontal floor, and a 65-kg person is standing on the crate.

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1.

Draw the Free Body Diagram for the person

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2.

Draw the Free Body Diagram for the crate

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3.

Determine the magnitude of the normal force that the floor exerts on the crate.

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4.

Determine the magnitude of the normal force that the crate exerts on the person.

A 50-kg woman is riding on an elevator.

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5.

Draw the free body diagram for the woman.

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6.

What is her apparent weight when it is accelerating upward at 1.5 m/s2?

A 0.05-kg cookie is on a non-stick (frictionless) cookie sheet inclined at 30°

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7.

Draw the free body digram for the cookie

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8.

What is the normal force exerted on the cookie by the baking sheet?

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9.

What is the acceleration of the cookie as it slides down the cookie sheet?

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10.

If the cookie sheet is 0.75 m long, how much time to you have to catch the cookie before it falls off the edge?