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Sound and Waves

Sound waves, frequency, wavelength and applications.

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Q1 · Sound and Waves · EASY
A sound wave travels through air with a frequency of 500 Hz and a speed of 340 m/s. What is the wavelength of this sound wave?
Q2 · Sound and Waves · EASY
Among the following, in which medium does sound travel fastest?
Q3 · Sound and Waves · MEDIUM
The audible range of frequencies for a normal human ear is approximately:
Q4 · Sound and Waves · MEDIUM
An echo is heard after 2 seconds when a person shouts near a cliff. If the speed of sound in air is 340 m/s, what is the distance of the cliff from the person?
Q5 · Sound and Waves · MEDIUM
The phenomenon of echo is based on which property of sound waves?