The fundamental tone produced by an organ pipe has a frequency of 110 Hz. Some other frequencies produced by the pipe are 20, 440, 550, 660 Hz. Is this pipe open or closed?Calculate effective length of the pipe. Speed of sound is 330m`//`s.

Explanation

To determine whether the organ pipe is open or closed and to calculate its effective length, we can follow these steps:

### Step 1: Identify the Fundamental Frequency
The fundamental frequency of the organ pipe is given as 110 Hz.

### Step 2: List the Other Frequencies
The other frequencies produced by the pipe are 220 Hz, 440 Hz, 550 Hz, and 660 Hz.

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