Question

Three different vibrating objects produce three types of sounds X, Y and Z. The sounds X and Y cannot be heard by a man having normal range of hearing but sound Z can be heard easily. The sound X can be heard by a bat whereas the sound Y can be heard by a rhinoceros. Name the type of sounds X, Y and Z?

Answer 1

Answer:

X is ultrasonic

Y is infrasonic

Z is audible sounds