A) \[\frac{f}{2}\]
B) \[f\]
C) \[2f\]
D) \[4f\]
Correct Answer: C
Solution :
\[{{n}_{\text{closed}}}=\frac{v}{4l},{{n}_{\text{open}}}=\frac{v}{2l}\]Þ \[{{n}_{\text{open}}}=2{{n}_{\text{closed}}}=2f\]You need to login to perform this action.
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