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प्रश्न
Explain the following and illustrate your answer by drawing appropriate diagram:
Frequency
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उत्तर
Frequency: Frequency of a vibrating body is defined as the number of vibrations completed by the body in one second.
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संबंधित प्रश्न
Shrillness of a sound is determined by the ______ of vibration.
State the safe limit of sound level in terms of decibel for human hearing.
Decibel is the unit of pitch of a sound.
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It is observed that during march-past we hear a base drum distinctly from a distance compared to the side drums.
(i) Name the characteristics of sound associated with the above obervation.
(ii) Give a reason for the above observation.
Two waves of the same pitch have their amplitudes in the ratio 2 : 3.
(i) What will be the ratio of their loudness?
(ii) What will be the ratio of their frequencies?
