Q. A 5 kg object is raised through a height of 4 m. The work done by the force of gravity acting on the object is (take g = 10 m/s2)
A) 20j
B) 200j
C) -200j
D) -20j
✔ Correct Answer: -200j
Exam Insight
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A) 20j
B) 200j
C) -200j
D) -20j
✔ Correct Answer: -200j
-
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