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JEE Main Physics Class 11 Properties of Solids and Liquids Questions Part 1 Questions
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Question : 18
Total: 100
The bulk moduli of ethanol, mercury and water are given as 0.9,25 and 2.2 respectively in units of
10
9
N
m
−
2
. For a given value of pressure, the fractional compression in volume is
Δ
V
V
. Which of the following statements about
Δ
V
V
for these three liquids is correct?
[Online April 11, 2014]
Ethanol > Water > Mercury
Water > Ethanol > Mercury
Mercury > Ethanol > Water
Ethanol > Mercury > Water
Validate
Solution:
Compressibility
=
1
Bulk modulus
As bulk modulus is least for ethanol (0.9) and maximum for mercury (25) among ehtanol, mercury and water. Hence compression in volume
Δ
V
V
Ethanol
>
Water
>
Mercury
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