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MHT CET Physics question

PhysicsWavesMHT CET

A wave of frequency 100 Hz is sent along a string towards a fixed end. When this wave travels back, after reflection, a node is formed at a distance of 10 cm from the fixed end of the string. The speed of incident (and reflected) waves is

Answer: (C)

Solution

The fixed end is a node and the next node is away, so cm, m and

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Question ID VK-070260