Statement I: When we start filling an empty bucket with water, the pitch of sound produced goes on decreasing.Statement II: The frequency of man's voice is usually higher than that of woman

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If both statement I and statement II are true and statement II is the correct explanation of statement I.

If both statement I and statement II are true but statement II is not the correct explanation of statement I.

If statement I is true but statement II is false

If both statement I and statement II are false

answer is D.

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Detailed Solution

A bucket can be treated as a pipe closed at one end'The frequency of the note produced = v4L, here L equal to depth of water level from the open end. As the bucket is filled with water Z decreases, hence frequency increases. Therefore, frequency or pitch of sound produced goes on increasing.Also, the frequency of woman voice is usually higher than that of man.

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