AP Physics 1easymcq1 pt
A 5.0 kg box is lifted 2.0 m at constant speed (g = 10 m/s²). The work done by the lifting force is
A.100 J
B.50 J
C.10 J
D.200 J
Explanation
Core Concept
W = mgh = (5.0)(10)(2.0) = 100 J.
Correct Answer
A100 J
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