Class 11 Physics Mechanics Mechanical Properties of Fluids



Kerosene oil rises up the wick in a lantern
(a)
due to surface tension of the oil
(b)
the wick attracts the kerosene oil
(c)
of the diffusion of the oil through the wick
(d)
none of the above
Correct answer: (a) 
Solution: Kerosene oil rises up the wick in a lantern due to surface tension of the oil.
wick acts as a capillary tube with small pores in it.

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mechanical properties of fluids
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mechanical properties of fluids
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gravitation