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When a tuning fork vibrates over an open pipe and the air in the pipe starts to vibrate, the vibrations in the tube are caused by ...

A. Resonance
B. Harmonics
C. Reinforcement
D. Beats

2 Answers

3 votes

I agree!! it is A NICE JOB!!!

User Anki
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2 votes
the answer is A....you can answer by process of elimination
User Jianna
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