Which of the following statement(s) is/are correct?
I. When a liquid expands its density falls
II. When a mercury-in-glass thermometer is placed in a hot liquid, the mercury level first descends and then rises.
III. The apparent expansion of a liquid is greater than its real expansion.
a
I only
b
II only
c
III only
d
I and II only
e
II and III only
Explanation
Correct Option
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adavo
7 years ago
30/40 in physics because of these errors
ii is correct mercury would drop and rise because of the expansion the thermometer and then mercury would rise due to its expansion
