waves

Related Questions

• A source of sound emitting a note of frequency 200 Hz moves towards an observer with a velocity v equal to the velocity of sound. If the observer also moves away from the source with the same velocity v, the apparent frequency heard by the observer is

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• The relation between time and displacement for two particles is given by ${{y}_{1}}=0.06\sin 2\pi (0.04t+{{\varphi }_{1}})$, ${{y}_{2}}=0.03\sin 2\pi (1.04t+{{\varphi }_{2}})$. The ratio of the intensity of the waves produced by the vibrations of the two particles will be

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• With the propagation of a longitudinal wave through a material medium, the quantities transmitted in the propagation direction are

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• The source producing sound and an observer both are moving along the direction of propagation of sound waves. If the respective velocities of sound, source and an observer are v, ${{v}_{s}}$ and ${{v}_{o}}$, then the apparent frequency heard by the observer will be (n = frequency of sound)

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• In stationary waves, antinodes are the points where there is

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