A test tube of volume V kept open initially is closed with an air tight cork. The quantity of air inside the test tube is:

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Solution

The correct option is C
=V

The test tube initially open contains air which occupies the volume of the test tube. Hence quantity of air = V. Volume/capacity remains the same irrespective of whether the test tube is open or closed.

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A test tube of volume V kept open initially is closed with an air tight cork. The quantity of air inside the test tube is:

The correct option is C =V The test tube initially open contains air which occupies the volume of the test tube. Hence quantity of air = V. Volume/capacity remains the same irrespective of whether the test tube is open or closed.

The correct option is C
=V

The test tube initially open contains air which occupies the volume of the test tube. Hence quantity of air = V. Volume/capacity remains the same irrespective of whether the test tube is open or closed.