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प्रश्न
What causes sound?
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उत्तर
Sound is caused due to vibrations of a body.
संबंधित प्रश्न
Write true or false for a given statement.
Loudness depends on frequency.
Is pitch same as frequency?
State the speed of (i) light and (ii) sound in air?
Complete the following sentences :
Sound cannot travel through __________, but it requires a ___________.
What is approximate value of the speed of sound in iron as compared to that in air? Illustrate your answer with a simple experiment.
Is sound a form of energy?
Rapid back and forth motion of a particle about its mean position is called _____.
Two observers are stationed in two boats 4.5 km apart. A sound signal sent by one, under water, reaches the other after 3 seconds. What is the speed of sound in the water?
What are the uses of infrasonic sound?
Why is a sound wave called a longitudinal wave?
