Published by:
CGP EDU Academic Team
Published on: August 12, 2026
Two liquids 
and 
have 
and 
as contact angles in a capillary tube. If 
. then identify the correct statement:
A
is negative, then liquid 
and liquid 
have convex meniscus. B
K is negative, then liquid A and liquid B have concave meniscus.
C
K is negative, then liquid A has concave meniscus and liquid 
has convex meniscus
has convex meniscus D
K is zero, then liquid A has convex meniscus and liquid 
has concave meniscus.
has concave meniscus.
Text Solution
Verified by ExpertsThe correct answer is:
C
It is negative when 
are of opposite sign. so option (3)
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