A) \[\frac{\pi }{30}\]rad/s
B) \[2\pi \]rad/s
C) \[\pi \]rad/s
D) \[\frac{60}{\pi }\]rad/s
Correct Answer: A
Solution :
\[\omega =\frac{2\pi }{T}=\frac{2\pi }{60}=\frac{\pi }{30}\,rad/s\]
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