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प्रश्न
The maximum speed of vibrations which produce audible sound will be in :
विकल्प
dry air
sea water
ground glass
human blood
उत्तर
Velocity of the longitudinal wave is directly proportional to the density of the medium.
(c) Ground glass.
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संबंधित प्रश्न
Write true or false for a given statement.
Sound can travel in a vacuum.
Write the approximate speed of sound in steel.
Which term is used to denote a speed greater than the speed of sound?
Fill in the blank and explain.
The incidence of ______ in daily life shows that the velocity of sound is less than the velocity of light.
The velocity of sound in solid is ______ than the velocity of sound in air.
The velocity of sound in air at a particular temperature is 330 ms–1. What will be its value when temperature is doubled and the pressure is halved?
Why does sound travel faster on a rainy day than on a dry day?
An ultrasonic wave is sent from a ship towards the bottom of the sea. It is found that the time interval between the transmission and reception of the wave is 1.6 seconds. What is the depth of the sea, if the velocity of sound in the seawater is 1400 ms–1?
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?
Assertion: The speed of sound in air is less than the speed of sound in solid.
Reason: If we increase the temperature of medium, the speed of sound increases in any medium.
