A wave frequency 100 Hz is sent along a string towards a fixed end. When this wave…
Physics · JEE Main · NTA Exams — Oscillations and Waves
A wave 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) wave is:
- 48 m/s
- 20 m/s
- 10 m/s
- 15 m/s
Answer
(B) 20 m/s
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