If F = 40 N and M = 2.0 kg, what is the magnitude of the acceleration of the suspended object? All surfaces are frictionless.
A. 1.2 m/s2
B. 2.0 m/s2
C. 1.5 m/s2
D. 2.5 m/s2
E. 5.6 m/s2
Answer: D
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