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प्रश्न
When sound travels in form of a wave
विकल्प
the particles of medium move from the source to the listener
the particles of medium remain stationary
the particles of medium start vibrating up and down
the particles of medium transfer energy without leaving their mean positions.
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उत्तर
the particles of medium transfer energy without leaving their mean positions.
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संबंधित प्रश्न
A pendulum oscillates 40 times in 4 seconds. Find its time period and frequency.
The ratio of amplitude of two waves is 3:4. What is the ratio of their loudness?
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 |
Explain the mechanism of the formation of a longitudinal wave when the source vibrates in the air.
Name the unit in which loudness of sound is measured.
How do you account for the fact that two strings can be used to give notes of the same pitch and loudness but of different quality?
Give scientific reason.
In earlier times, people used to listen for the arrival of a distant train by putting their ear to the rail.
