What do you understand by ‘stationary wave’? Draw the fourth harmonic produced in a stretched sting tied at two ends and mark the position of the node and one antinode on it.
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Standing wave, also called stationary wave, combination of two waves moving in opposite directions, each having the same amplitude and frequency. The phenomenon is the result of interference; that is, when waves are superimposed, their energies are either added together or canceled out.
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