NEETPhysics-Properties of Matter

NEET Physics Surface Tension MCQ Question

Type: MCQ-conceptual-Medium-Class 11

The ratio of excess pressure inside a soap bubble to the excess of pressure inside an air bubble in a soap solution is

A

1 : 2

B

2 : 1

C

1 : 1

D

4 : 1

Correct Answer

Option A

Detailed Explanation

Excess pressure in a soap bubble is 4T/r and in an air bubble is 2T/r. The ratio is 1:2.

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