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प्रश्न
What is sound? What type of waves are sound wave in air?
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उत्तर
Sound is a form of energy that makes us to hear. Sound waves are longitudinal waves in air.
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संबंधित प्रश्न
State the factors on which the pitch of a sound depends.
List the measures that you will take when designing a sound-proof room.
Name the type of waves produced when a tuning fork is struck in air.
How does the velocity of a wave vary with temperature?
What do you mean by the audible range of frequency?
What is the value of sound of room temperature?
Which of the following vibrates when a musical note is produced by the cymbals in a orchestra?
Match the following.
| 1. | Tuning fork | The point where density of air is maximum |
| 2. | Sound | Maximum displacement from the equilibrium position. |
| 3. | Compressions | The sound whose frequency is greater than 20,000 Hz. |
| 4. | Amplitude | Longitudinal wave. |
| 5. | Ultasonics | Production of sound. |
A key of a mechanical piano struck gently and then struck again but much harder this time. In the second case
In longitudinal waves, the particle vibrates in a ______ direction of propagation.
