Question

Question No. 11The velocity of sound in a piezoelectric X-cut crystal of thickness0.003m is 5750 m/s. Calculate thefundamental frequency of theultrasonic waves produced​

Answer 1

Answer:

v=

ρ

γ

=

2.69×10

3

8×10

10

=5.5×10

3

ms

−1

;

f=

λ

v

=

2×0.005

5.5×10

3

=5.5×10

5

Hz.