A length of organ pipe is closed at one end. If the speed of sound is 344 m/s, what length of pipe (in cm) is needed to obtain a fundamental frequency of 50 Hz?
A. 28
B. 86
C. 344
D. 172
E. 688
Answer: D
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The mass of Saturn can be determined by applying Kepler's 3rd Law to the motion of a single ice particle in its rings
Indicate whether the statement is true or false
Why do scientists say that evolution is a "theory"?
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