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PEARSON IIT JEE FOUNDATION-SOUND-CONCEPT APPLICATION (LEVEL-1)
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Play - The sounds of frequencies greater than 20 kHz are called ultrasonic so...
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Play - Sound travels much faster than light in a given medium.
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Play - 1 kHz = Hz.
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Play - The vibratory motion of a tuning fork is in nature.
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Play - A frequency of 1 Hz means oscillations per second.
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