A) 2: 3
B) 4:5
C) 3:5
D) 3:4
Correct Answer: D
Solution :
Here, \[{{v}_{1}}=\frac{(2n-1)}{4{{l}_{1}}}v\] \[{{v}_{2}}=\frac{n}{2{{l}_{2}}}v\] Hence, \[{{v}_{1}}={{v}_{2}}\] \[\frac{{{l}_{1}}}{{{l}_{2}}}=\frac{3}{4}\]You need to login to perform this action.
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