Multiple Choice
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?
A) 5.0 N
B) 3.8 N
C) 4.2 N
D) 4.6 N
E) 6.5 N
Correct Answer:

Verified
Correct Answer:
Verified
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