Question

The human ear is most sensitive in the range of …………… where it can hear a feeble sound.
(a) 1000 Hz — 1500 Hz
(b) 1500 Hz – 1800 Hz
(c) 2000 Hz – 3000 Hz
(d) 100 Hz – 500 Hz

March 28, 2024

Answer

(c) 2000 Hz – 3000 Hz

Reason — The human ear is most sensitive in the range of 2000 Hz – 3000 Hz where it can hear a feeble sound.

💡 Some Related Questions

Propagation of Sound Waves

Explain how do bats locate the obstacles and prey in their way.

Propagation of Sound Waves

Differentiate between infrasonic, sonic, ultrasonic and supersonic sounds.

Propagation of Sound Waves

State two applications of ultrasound.

Propagation of Sound Waves

State two properties of ultrasound that make it useful to us.

Propagation of Sound Waves

Can you hear the sound produced due to vibrations of a seconds’ pendulum? Give reason.

Propagation of Sound Waves

State the approximate speed of ultrasound in air.

Propagation of Sound Waves

What is ultrasound?

Propagation of Sound Waves

Name the sounds of the frequencies given below —(a) 10 Hz (b) 100 Hz (c) 1000 Hz (d) 40 kHz

Propagation of Sound Waves

Complete the following sentences —(a) An average person can hear sounds 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.

Propagation of Sound Waves

Which has a higher frequency — ultrasonic sound or infrasonic sound?