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Author Question: A 1.8-kg block is released from rest at the top of a rough 30 inclined plane. As the block slides ... (Read 124 times)

colton

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Question 1

A 1.8-kg block is projected up a rough 10° inclined plane. As the block slides up the incline, its acceleration is 3.8 m/s2 down the incline. What is the magnitude of the force of friction acting on the block?

5.0 N

3.8 N

4.2 N

4.6 N

6.5 N


Question 2

A 1.8-kg block is released from rest at the top of a rough 30° inclined plane. As the block slides down the incline, its acceleration is 3.0 m/s2 down the incline. Determine the magnitude of the force of friction acting on the block.

4.2 N

3.0 N

3.4 N

3.8 N

2.3 N


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Marked as best answer by colton on Aug 1, 2020

jonathanballen97

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colton

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Reply 2 on: Aug 1, 2020
Excellent


vickyvicksss

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Reply 3 on: Yesterday
Gracias!

 

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