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प्रश्न
If a drum is beaten hard, its loudness ................
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उत्तर
increases.
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संबंधित प्रश्न
Name the factor that determines Loudness of the sound heard.
The ratio of amplitude of two waves is 3:4. What is the ratio of their loudness?
State the safe limit of sound level in terms of decibel for human hearing.
Name one property of waves that do not change when the wave passes from one medium to another.
A person is standing at the seashore. An observer on the ship which is anchored in between a vertical cliff and the person on the shore fires a gun. The person on the shore hears two sounds, 2 seconds and 3 seconds after seeing the smoke of the fired gun. If the speed of sound in the air is 320 ms-1 then calculate:
1) the distance between the observer on the ship and the person on the shore.
2) the distance between the cliff and the observer on the ship.
Two waves of the same pitch have amplitudes in the ratio 1:3. What will be the ratio of frequencies?
Two identical guitars are played by two persons to give notes of the same pitch. Will they differ in quality? Give a reason for your answer.
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?
Draw a diagram to show the waveforms of a pure note and a musical note, of the same pitch and same loudness.
