A body of mass 2 kg moves down the quadrant of a circle of radius 4 m. The velocity on…
Physics · JEE Main · NTA Exams — Work, Energy and Power
A body of mass 2 kg moves down the quadrant of a circle of radius 4 m. The velocity on reaching the lowest point is 8 m/s. What is work done against friction?
- 14.4 J
- 28.8 J
- 64 J
- Zero
Answer
(A) 14.4 J
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