1)The frequency of subsonic sound isa) more than 20Hzb) 100Hzc) less t

1.	1)The frequency of subsonic sound isa) more than 20Hzb) 100Hzc) less than 20Hzd) more than 20,000Hz
Answer» ANSWER: SOUND of frequency below 20 Hz is CALLED as INFRASONIC. Sound of frequency above 20 kHz is called as ULTRASONIC whereas sound of frequency in between 20 Hz to 20 kHz is called as audio sound.

1)The frequency of subsonic sound isa) more than 20Hzb) 100Hzc) less than 20Hzd) more than 20,000Hz

Answer»

SOUND of frequency below 20 Hz is CALLED as INFRASONIC. Sound of frequency above 20 kHz is called as ULTRASONIC whereas sound of frequency in between 20 Hz to 20 kHz is called as audio sound.

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1)The frequency of subsonic sound isa) more than 20Hzb) 100Hzc) less than 20Hzd) more than 20,000Hz​

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1)The frequency of subsonic sound isa) more than 20Hzb) 100Hzc) less than 20Hzd) more than 20,000Hz