A block is pushed across a horizontal surface by the force shown. If the coefficient of kinetic friction between the block and the surface is 0.30, F = 20 N, ? = 30°, and M = 3.0 kg, what is the magnitude of the acceleration of the block?
A. 2.8 m/s2
B. 2.3 m/s2
C. 1.8 m/s2
D. 3.3 m/s2
E. 5.4 m/s2
Answer: C
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Fill in the blank(s) with correct word
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