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प्रश्न
The speed of highly penetrating ultrasonic waves is :
पर्याय
lower than those of audible sound waves
higher than those of audible sound waves
much higher than those of audible sound waves
same as those of audible sound waves
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उत्तर
The speed of sound wave in air is independent of its frequency.
(d) Same as those of audible sound waves.
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संबंधित प्रश्न
Write the approximate speed of sound in air.
Can sound travel through solids and liquids ? In which of these two does it travel faster ?
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 meant by supersonic speed?
Nita heard the sound of lightning after 4 seconds of seeing it. What was the distance of the lightning from her?
(The velocity of sound in air is 340 m/s.)
Write the formula for speed of sound in a gas using Laplace correction.
Velocity of sound in a gaseous medium is 330 ms–1. If the pressure is increased by 4 times without causing a change in the temperature, the velocity of sound in the gas is
Air temperature in the Rajasthan desert can reach 46°C. What is the velocity of sound in air at that temperature? (V0= 331 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?
The speed of sound in a gaseous medium depends on the nature of the gas.
