A bob is suspended from a crane by a cable of length = 5 m. The crane and load are moving…
Physics · JEE Advanced · NTA Exams — Rotational Motion
A bob is suspended from a crane by a cable of length \(\ell\) = 5 m. The crane and load are moving at a constant speed v0. The crane is stopped by a bumper and the bob on the cable swings out an angle of 60°. The initial speed v0 is (g = 9.8 m/s2)
- 10 m/s
- 7 m/s
- 4 m/s
- 2 m/s
Answer
(B) 7 m/s
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