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A pipe of length 85cm is closed from one...

A pipe of length `85cm` is closed from one end. Find the number of possible natural oscillations of air column in the pipe whose frequencies lie below `1250 Hz`. The velocity of sound in air is `34m//s`.

A

12

B

8

C

6

D

4

Text Solution

Verified by Experts

The correct Answer is:
C
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A pipe of length 85 cm is closed one end. Find the number of possible natural oscillationsof air column in the pipe whose frequencies lie below 1250 Hz. The velocity of sound in air is 340 m/s.

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Find the number of possible natural frequencies of an air column in a pipe whose frequencies lie below 1250 Hz. The length of the pipe is 85 cm. The speed of sound is 340 ms^(-1) . Consider the two cases: (a) the pipe is closed at one end and (b) the pipe is open at both ends.

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