Which of the following is true of the loudness of sound? ...
Which of the following is true of the loudness of sound? It
depends on the square of the amplitude of the vibrating body
is proportional to the distance of the observer from the source of the sound
is greatest in vacuum
is dependent in vacuum
Correct answer is A
No explanation has been provided for this answer.
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Which of the following is an essential physical property of the wires used for making fuses? ...
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Which of the following statements about diode is correct? ...