A) n/2
B) 4n
C) 2n
D) n
Correct Answer: D
Solution :
\[n\propto \frac{1}{l}\sqrt{T}\]Þ \[\frac{{{n}'}}{n}=\sqrt{\frac{{{T}'}}{T}}\times \frac{l}{{{l}'}}=\sqrt{4}\times \frac{1}{2}=1\]Þ \[{n}'=n\]You need to login to perform this action.
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