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Question

Assertion (A) : A large soap bubble expands while a small bubble shrinks, when they are connected to each other by a capillary tube.
Reason (R) : The excess pressure (due to surface tension) inside a spherical bubble is more due to its small volume.

A
Both Assertion (A) and Reason (R) are true and the Reason (R) is correct explanation of the Assertion(A) .
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B
Both Assertion (A) and Reason (R) are true, but Reason (R) is not correct explanation of the Assertion(A) .
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C
Assertion (A) is true, but the Reason (R) is false.
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D
Assertrion (A) is false, but the Reason (R) is true.
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Solution

The correct option is B Both Assertion (A) and Reason (R) are true and the Reason (R) is correct explanation of the Assertion(A) .
Pex=4Tr
Pex1r
In order to increase pressure inside. the larger one and decrease that in a smaller one, larger one expands and small bubble shrinks

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