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1.An organ pipe is 151 cm long. The speed of sound in air is 343 m/s....

1.An organ pipe is 151 cm long. The speed of sound in air is 343 m/s.

a.

What are the fundamental and first three audible overtones if the pipe is closed at one end?

Express your answers using three significant figures separated by commas.

b.

What are the fundamental and first three audible overtones if the pipe is open at both ends?

Express your answers using three significant figures separated by commas.

2.A particular organ pipe can resonate at 252 Hz , 420 Hz , and 588 Hz , but not at any other frequencies in between.

a. Is it an open or a closed pipe?

b. What is the fundamental frequency of this pipe?

3. A uniform narrow tube 1.80 m long is open at both ends. It resonates at two successive harmonics of frequencies 295 Hz and 354 Hz .

a.

What is the fundamental frequency?

Express your answer to two significant figures and include the appropriate units.

b.

What is the speed of sound in the gas in the tube?

Express your answer to two significant figures and include the appropriate units.

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