waves

Related Questions

• If the ratio of amplitude of wave is 2 : 1, then the ratio of maximum and minimum intensity is

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• A string fixed at both the ends is vibrating in two segments. The wavelength of the corresponding wave is

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• Two waves of same frequency and intensity superimpose with each other in opposite phases, then after superposition the

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• The speed of sound in air at a given temperature is 350 m/s. An engine blows whistle at a frequency of 1200 cps. It is approaching the observer with velocity 50 m/s. The apparent frequency in cps heard by the observer will be

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• The number of waves contained in unit length of the medium is called

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