A 20-Kg Block Slides on a Rough Horizontal Surface

question 22

Multiple Choice

A 2.0-kg block slides on a rough horizontal surface.A force (P = 6.0 N) is applied to the block as shown.The magnitude of the block's acceleration is 1.2 m/s².What is the magnitude of the force of friction acting on the block?

• A)2.0 N
• B)1.4 N
• C)1.6 N
• D)2.8 N
• E)3.4 N

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