Physics, 21.02.2021 14:00 lindasuebairdoyjpf7
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?
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Please help me, I'm not good in physics.
You press your physics textbook flat against a vertical wa...
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