d: The medium is required for the travelling of
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Hence medium is necessary for the propagation of such waves(called mechanical waves). ... Light waves travel perpendicular to the direction of propagation whereas in case of sound it travels in the same direction in which the air particles oscillate.
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Hence medium is necessary for the propagation of such waves(called mechanical waves). ... Light waves travel perpendicular to the direction of propagation whereas in case of sound it travels in the same direction in which the air particles oscillate.
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