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Water and Kerosine are drawn respectively into the two limbs of a Hare's apparatus. The...

Physics
JAMB 2019

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
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Correct Answer: Option D
Explanation

Devices with different liquids
d\(_1\)h\(_1\) = d\(_2\)h\(_2\)
1 × 20 = 0.8 × h

h = 20
0.8
= 25cm

There is an explanation video available below.


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Explanation Video

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