Assertion :The quality of sound and pitch remain the same when the closed end or a pipe is suddenly opened. Reason: When the closed end is opened the pitch is doubled and the quality becomes changed.

Both Assertion and Reason are correct and Reason is the correct explanation for Assertion

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Both Assertion and Reason are correct but Reason is not the correct explanation for Assertion

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Assertion is incorrect but Reason is correct

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Both Assertion and Reason are incorrect

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Solution

The correct option is C Assertion is incorrect but Reason is correct
Statement-1-False and the Statement-2-True
When the closed end is opened it becomes open pipe. Odd as well as even harmonics will be present and hence the quality of sound changes. The frequency of sound will also be doubled when it becomes an open pipe.

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