A) \[60\pi c{{m}^{-1}}\]
B) \[30\pi c{{m}^{-1}}\]
C) \[30cm{{s}^{-1}}\]
D) \[60cm{{s}^{-1}}\]
Correct Answer: A
Solution :
[a] \[{{V}_{mix}}=a\omega =0.1\times 2\pi \times 300=60\pi \,cm\,{{s}^{-1}}\]
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