A) 1.1 m
B) 5.1 m
C) 8.1 m
D) 2.1 m
Correct Answer: D
Solution :
[d] Fundamental frequency = 70 Hz. |
\[70=\frac{1}{21}\sqrt{\frac{T}{\mu }}\] |
\[I\approx 2.14m\] |
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