Published by:
CGP EDU Academic Team
Published on: August 14, 2026
A glass tumbler having inner depth of 
is kept on a table. A student starts pouring water 
into it while looking at the surface of water from the above. When he feels that the tumbler is half filled, he stops pouring water. Up to what height, the tumbler is actually filled?
A
B
C
D
Text Solution
Verified by ExpertsThe correct answer is:
B
Height of water observed by observer
Height of air observed by observer 
According to question, both height observed by observer is same.
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