Pulse in a string 

I'm stuck on this question. I know there is a reflection wave on the soft boundary (the ring) and it's not inverted and there is no phase change either. 

Partial Differential Equations Fourier Transform Wave Equation
Lillymaths Lillymaths
1
Matchmaticians Pulse in a string  File #1 File #1 (jpg)
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  • Aman R Aman R
    0

    This is hand-written question, I think there is still some information giving, even variables are not defined.

  • Aman R Aman R
    0

    Information missing*

  • Erdos Erdos
    0

    This question is vague. Does the motion satisfy the wave equation and the wave looks like the given picture at certain time?

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