Physics, 10.10.2019 00:30 poop2351

Which of the following statements is a valid hypothesis for the work we are about to do?

if we change the frequency of the strong vibration, then the length of the string allowed to vibrate will change

if we change the length of the strong allowed to vibrate, then the frequency (had pitch) of the strong vibration will change

if we change the tension of the string allowed to vibrate, then the frequency(and pitch) of the string vibration will change

if we use an oscilloscope, then the frequency (and pitch) of the strong vibration will change

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Which of the following statements is a valid hypothesis for the work we are about to do?

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