wave_mechanics basics_of_mechanical_waves Question 79
Question: Ultrasonic waves are those waves
[CPMT 1979]
Options:
A) To which man can hear
B) Man can’t hear
C) Are of high velocity
D) Of high amplitude
Show Answer
Answer:
Correct Answer: B
Solution:
Ultrasonic waves are those of higher frequencies than maximum audible range frequencies (audible range of frequencies is 20 Hz to 20000 Hz)
BETA
