39. The angular speed of a fly-wheel making 120 rev/minute is 1. Pi ra – InterviewSolution

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1.	39. The angular speed of a fly-wheel making 120 rev/minute is 1. Pi rad/sec 2. 4pi rad/sec 3. 2pi rad/sec 4. None of these
Answer» 39. The angular speed of a fly-wheel making 120 rev/minute is 1. Pi rad/sec 2. 4pi rad/sec 3. 2pi rad/sec 4. None of these

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