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Capillary Action

The liquid me...

Question

The liquid meniscus in capillary tube will be convex, if the angle of contact is

A

Greater than 90⁰

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B

Less than 90°

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C

Equal to 90°

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D

Equal to 0°

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Solution

The correct option is A
Greater than 90⁰

If the angle of contact is obtuse then the liquid meniscus will be convex.

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