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Application of Ultrasonic Sound

Question 2 bW...

Question

Question 2 (b)
What is the range of frequencies associated with
(b) Ultrasound?

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Solution

(b) Ultrasound has frequencies more than 20,000 Hz.

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Similar questions

What is the range of frequencies associated with

(a) Infrasound?

(b) Ultrasound?

Q. What is the range of frequencies associated with (a) infrasound (b) audible sound, and (c) ultrasound ?

Q. Question 2 (a)
What is the range of frequencies associated with
(a) Infrasound?

Complete the following sentences :

(a) An average person can hear sound of frequencies in the range ___ to ___.

(b) Ultrasound is of frequency ___ .

(c) Infrasonic sound is of frequency ___ .

(d) Bats can produce and hear ___ sound.

(e) Elephants produce ___ sound.

Q. (a) What is ultrasound ? What is the difference between ordinary sound and ultrasound ?
(b) Write any three applications (or uses) of ultrasound.

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Application of Ultrasonic Sound

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