Wave Motion Ques 8

  1. A travelling wave has the frequency $v$ and the particle displacement amplitude $A$. For the wave the particle velocity amplitude is ….. and the particle acceleration amplitude is

$(1983,2 M)$

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Answer:

Correct Answer: 8.$2 \pi v A, 4 \pi^{2} v^{2} A$

Solution:

Formula:

Terms Related to Wave Motion (For 1-D Progressive Sine Wave):

  1. (a) Particle velocity amplitude means maximum speed

$$ =\omega A=2 \pi v A $$

(b) Particle acceleration amplitude

$$ =\omega^{2} A=4 \pi^{2} v^{2} A $$



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