Question

three different vibrating objects produce 3 types of sounds xyz the sounds X and Y cannot be heard by a man having normal range of hearing but sound is it can be read easily the sound X can be heard by a bat whereas the sound Y can be heard by a rhinoceros. What types of sounds are X,Y,Z ?

Answer 1

X is ultrasonic sound
Y is infrasonic sound
Z is not mentioned in the question but I think it is normal sound having the frequency range from 20hz to 20,000hz

Answer 2

Answer:

three different vibrating objects produce three Types of sound A B and C the sound A and B cannot be heard by a man having normal range of hearing but sound can be heard easily sound can be heard by a bat whereas sound B can be heard by rhino what type of sound are a b and c

Explanation:A=ultrasonic

B=infrasonic

C=range between 20 hz to 20000 hz

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