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Please help me, I'm not good in physics. You press your physics textbook flat against a vertical wall with your hand. What is the direction of the friction force exerted by the wall on the book? (a) downward
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Please help me, I'm not good in physics.

You press your physics textbook flat against a vertical wall with your hand. What is the direction of the friction force exerted by the wall on the book? (a) downward (b) upward (c) out from the wall (d) into the wall. (Serway and Jewett, 2009) What type of friction is present?

User Alex Spencer
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1 Answer

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Answer:

Upward direction.

The friction is kinetic friction

User Patrick Quirk
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