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प्रश्न
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उत्तर
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संबंधित प्रश्न
Calculate the wavelength of a sound wave whose frequency is 220 Hz and speed is 440 m/s in a given medium.
What type of wave is represented :
(a) by density-distance graph?
(b) by displacement-distance graph?
What is the difference between a compression and a rarefaction in a sound wave? Illustrate your answer with a sketch.
A source of wave produces 40 crests and 40 troughs in 0.4 s. What is the frequency of the wave?
An observer sitting in line of two tanks watches the flashes of two tanks firing at each other at the same time, but he hears the sounds of two shots 2s and 3.5s after seeing the flashes. If distance between the two tanks is 510m, find the speed of sound.
Draw a displacement-time graph for water wave.
A bat emits an ultrasonic sound of frequency 0.25 MHz. Calculate the time in which one vibration is completed.
Name the Sound of the Frequency Given Below:
200 Hz
