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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
Smaller the membrane, .................. is the pitch.
Match the following
| column A | column B |
| (A) Amplitude | (1) frequency |
| (B) Frequency | (2) amplitude |
| (C) Loudness | (3)maximum displacement on either side |
| (D) Pitch | (4) presence of other frequencies |
| (E) Waveform | (5) 1/ time period |
The safe limit of loudness of audible sound is
Two waves of the same pitch have amplitudes in the ratio 1:3. What will be the ratio of frequencies?
A man playing a flute is able to produce notes of different frequencies. If he closes the holes near his mouth, will the pitch of the note produced, increase or decrease? Give a reason.
Explain the following and illustrate your answer by drawing appropriate diagram:
Quality of a musical note.
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?
If ______ of sound is decreased, its loudness also decreases.
The loudness of a sound depends on its pitch.
Give scientific reason.
In earlier times, people used to listen for the arrival of a distant train by putting their ear to the rail.
