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Question

A man can hear a sound of frequency :
(a) 1 Hz
(b) 1000 Hz
(c) 200 Hz
(d) 5 MHz

Category: Propagation of Sound Waves Class 9 ICSE

March 28, 2024

Answer

(b) 1000 Hz

Reason — The audible range of frequency for humans is 20 Hz to 20 kHz. Hence, a man can hear the sound of frequency 1000 Hz.

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