Q.

Consider the following statements.
(A) A large soap bubble expands while a small bubble shrinks, when they are connected to each other by a capillary tube.
(B) The excess pressure inside bubble is inversely proportional to the radius of the bubble

Select the correct option.
(a) (A) is false, But (B) is true.
(b) Both (A) and (B) are true.
(c) (A) is true, But (B) is false.
(d) Both (A) and (B) are false.

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a

Both (A) and (B) are true.

b

Both (A) and (B) are false.

c

(A) is true but (B) is false.

d

(A) is false but (B) is true.

answer is A.

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Detailed Solution

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Air blows from high pressure region to low pressure region.

pressure in the bubble is inversely propotional to the radius of the bubble.

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