Physics-(general)
NEET Physics (general) MCQ Question
Type: MCQ-fact-Medium-Class 11
What phenomenon allows water to rise in a narrow tube against gravity?
A
Capillary action
B
Hydrostatic pressure
C
Buoyancy force
D
Surface tension
Correct Answer
Option A
Detailed Explanation
Capillary action is the phenomenon where water rises in a narrow tube due to adhesive forces between the water and the tube walls, despite the force of gravity. This is described in the context of a vertical capillary tube inserted into water.
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