Two organ pipes, open at one end but closed at the other, are each 1.03 m long. One is now lengthened by 1.50 cm. Find the beat frequency they produce when playing together in their fundamental.

Explanation:

From the question we are told that:

Initial pipe length

Final pipe length

Generally the equation for Frequency f is mathematically given by

Where

And

V=speed of sound in air

Therefore

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