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प्रश्न
Write true or false for a given statement.
A sound is a form of energy.
विकल्प
True
False
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उत्तर
True
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संबंधित प्रश्न
What is a longitudinal wave ?
Draw a graph between displacement from mean position and time for a body executing free vibrations in vacuum.
The flash of a gun is seen by a man 3 seconds before the sound is heard. Calculate the distance of the gun from the man (Speed of sound in air is 332 m/s).
How is the sound produced?
What is approximate value of the speed of sound in iron as compared to that in air? Illustrate your answer with a simple experiment.
A person fires a gun and other boy at a distance hears the sound of the fire 2.5 s after seeing the flash. If the speed of sound in air is 330 ms-1, find the distance between the boys.
Name the factors on which the speed of sound depends.
The smoke from the gun barrel is seen 2 second before the explosion is heard. If the speed of sound in air is 350 ms-1, calculate the distance of observer from the gun.
The sound of which of the following frequency is audible to us?
2 Hz, 1000 Hz, 200 kHz, 8 MHz
Find the odd one out.
