Q1001
The oil in the wick of lamp rises due to
A.
Pressure difference
B.
Pheonomenon of capillarity
AnswerC.
Low viscosity of oil
D.
Force of cohesion
Answer: Option B
Solution
Answer: Option B
Solution:
The oil in the wick of an oil lamp rises up due to capillary action. This effect is due to surface tension of liquids. The wick here acts as a capillary tube