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Ear and Sound

A normal huma...

Question

A normal human being can listen to sounds with frequency from _to___ cycles per sec.

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Solution

For human ear, the range of audible frequency is from $20 H z$ to $20, 000 H z$ .

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Similar questions

Q. A source of sound of frequency n and a listener approach each other with a velocity equal to

\frac{1}{20}

of velocity of sound. The apparent frequency heard by the listener is

Q. A sound with frequency is inaudible to human being.

Q. A tuning fork producing sound of frequency

380 Hz

is moving towards a wall with a velocity of

4 {ms}^{- 1}

. The number of beats per second heard by a stationary listener produced due to direct and reflected sounds will be
[speed of sound in air

= 340 {ms}^{- 1}

Q. Two sources A and B are sounding notes of frequency 680 Hz. A listener moves from A to B with a constant velocity u. If the speed of sound is 340 m/s, what must be the value of u so that he hears
10 beats per second?

A

B

are sounding notes of frequency

660 H z

A listener moves from

A

B

with a constant velocity

u .

If the speed of sound is

330 m / s

what must be the value of

u

so that he hears

8

beats per second?

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