Meniscus of mercury in a capillary is _____.

plane

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cylindrical

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concave

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convex

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Solution

The correct option is D convex
Angle of contact of mercury and glass capillary is obtuse, so the meniscus is convex.

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Similar questions

List - I	List - II
a) Meniscus of water in a glass Capillary tube	e) convex
b) Meniscus of water in silver capillary tube	f) do not over flow
c) Meniscus of mercury in glass capillary tube	g) flat
d) Water in glass capillary tube of insufficient length	h) concave

0.4 m m

= 13.6 \times 10^{3} k g / m^{3}

0.49 N / m

135^{o}

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