Q. A 4 kg object is moving horizontally with a speed of 5 m/s. To increase its speed to 10 m/s, the amount of net work required to be done on this object is:
A) 100 J
B) 150 J
C) 75 J
D) 50 J
✔ Correct Answer: 150 J
Exam Insight
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A) 100 J
B) 150 J
C) 75 J
D) 50 J
✔ Correct Answer: 150 J
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