A steel rod 100 cm long is clamped at its mid-point. the fundamental frequency of longitudinal vibrations of the rod is given to be 2.53 kHz. What is the speed of sound in steel?
A
5.06 km/s
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B
6.06 km/s
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C
7.06 km/s
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D
8.06 km/s
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Solution
The correct option is A 5.06 km/s As steel rod of length l=100cm=1m is clamped at its mid-point, the mid-point will behave as node and the end points as antinodes i.e, l=λ2