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प्रश्न
Select the correct alternative :
Wavelength is measured in
विकल्प
kg
second
litre
meter
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उत्तर
meter
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संबंधित प्रश्न
The frequency of a source of sound is 100 Hz. How many times does it vibrate in a minute?
In an experiment, Anhad studies sound waves. He sets up a loudspeaker to produce sound as shown below :
Anhad adjusts the signal to the loudspeaker to give a sound of frequency 200 Hz.
(a) What happens to the air in-between Anhad and the loudspeaker ?
(b) Explain how Anhad receives sound in both ears.
What is a transverse wave? In which medium: solid, liquid or gas, can it be produced?
Complete the following sentences :
Sound cannot travel through __________, but it requires a ___________.
What kinds of waves are produced in solids, liquids, and gases?
What is the effect of temperature and pressure on the speed of sound in a gas?
What is echolocation? How do animals make use of this phenomenon?
