Water and Kerosine are drawn respectively into the two limbs of a Hare's apparatus. The destiny of water is 1.0gcm\(^{-3}\) and the density of kerosine is 0.80gcm\(^{-3}\). If the height of the water column is 20.0cm, calculate the height of the kerosine column.
A
1.6cm
B
16.0cm
C
20.0cm
D
25.0cm
Verified Correct Answer: D.
Physical Principles & Numerical Solution
Devices with different liquids
d\(_1\)h\(_1\) = d\(_2\)h\(_2\)
1 \times 20 = 0.8 \times h
h
=
20
0.8
=
25cm
Source: Myschool Past Questions Archive (Record #55580)