A granite rod of 60 cm length is clamped at its middle point and is set into longitudinal vibrations. The density of granite is 2.7×10^3 kgm-3 and its Young's modulus is 9.27×10^10 Pa. What will be the fundamental frequency of the longitudinal vibrations?

Question:

A granite rod of 60 cm length is clamped at its middle point and is set into longitudinal vibrations. The density of granite is 2.7×10^3 kgm-3 and its Young’s modulus is 9.27×10^10 Pa. What will be the fundamental frequency of the longitudinal vibrations?

Options :

a)10kHz
b)7.5kHz
c)5kHz
d)2.5kHz

Answer :

c)5kHz

Answer Steps :

Step:-1

Step:-2

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