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प्रश्न
Fill in the blank.
The pitch of a sound depends on its ________.
Pitch of a sound depends on the _____ vibration.
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उत्तर १
The pitch of a sound depends on its frequency.
उत्तर २
Pitch of a sound depends on the frequency of the vibration.
संबंधित प्रश्न
How is sound produced ?
Why are musical instruments provided with more than one string ?
Name the type of waves produced when a tuning fork is struck in air.
Distinguish between longitudinal and transverse waves.
What are longitudinal waves and transverse waves? Explain with the help of labelled diagrams.
Which one of the following does not consist of transverse waves?
We can distinguish between the musical sounds produced by different singers on the basis of the characteristic of sound called :
Draw a displacement-distance graph of a wave and mark on it, the amplitude of wave by the letter 'a' and wavelength of wave by the letter λ.
Answer the following question :
Can sound travel in vacuum?
The sound of an explosion on the surface of a lake is heard by a boat man 100 m away and by a diver 100 m below the point of explosion.
(i) Who would hear the sound first: boatman or diver?
(ii) Give a reason for your answer in part (i).
(iii) If sound takes time t to reach the boatman, how much time approximately does it take to reach the diver?
Give a scientific reason.
If you were both on the moon, your friend will not be able to hear you call.
How is the sound produced?
Draw a displacement-time graph for water wave.
How do the following factor affect the speed of sound in air?
Temperature of air
Can you hear each other in a dark room?
Can you hear the sound produced due to the vibrations of second's pendulum?
Sound waves travel very fast in
Sound can travel through solids, gases, liquids, and even vacuum.
What do you understand by the term echo?
