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प्रश्न
Write the approximate speed of sound in air.
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उत्तर
Medium - Gas (Air) Speed of sound - 330 `"m s"^-1`
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संबंधित प्रश्न
A stone is dropped from the top of a tower 500 m high into a pond of water at the base of the tower. When is the splash heard at the top? Given, g = 10 m s−2 and speed of sound = 340 m s−1.
During a thunderstorm, the sound of a thunder is heard after the lightning is seen. Why?
Which of the following is the speed of sound in copper and which in aluminium?
(a) 5100 m/s
(b) 1500 m/s
(c) 3750 m/s
What is the speed of sound :
(a) in air?
(b) in water?
(c) in iron?
Which term is used to denote a speed greater than the speed of sound?
Sunil is standing between two walls. The wall closest to him is at a distance of 660 m. If he shouts, he hears the first echo after 4 s and another after another 2 seconds.
- What is the velocity of sound in air?
- What is the distance between the two walls?
A strong sound signal is sent from a ship towards the bottom of the sea. It is received back after 1s. What is the depth of sea given that the speed of sound in water 1450 ms–1?
The speed of sound in a gaseous medium depends on ______.
The speed of sound in a gaseous medium depends on the nature of the gas.
Numerical problems:
A Sound wave travels at a speed of 344 ms-1. If the wavelength is 1.5 cm, what is the frequency of the Wave? Will it be audible?
