Question

A wavelength of frequency 100hz is sent along a string towards a fixed end. When this wave travel back after reflection a node is produced or formed at a distance of 10cm from the fixed end of the string.the speed of incident wave are

Answer 1

Hola user

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QUESTION:- a wavelength of frequency 100Hz is sent along a string towards a fixed end when this wave travel back after reflection a node is produced or formed at a distance of 10cm from the fixed end of the string the speed of. Incident waves are

ANSWER:- At fixed end node is formed and distance between two consecutive nodes λ2=10cm⇒λ=20cm ⇒ v=nλ=20 m/sec

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Hope it helps

Answer 2

Answer: 20m/s

Explanation: refer image