A capillary tube is connected to a broader tube as shown in the figure.The broader tube contains kerosene oil.If a strong electric field is applied then level of oil in tube:

Question

dls · Answer

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dls · Answer

A)Rises
B)falls
C)no effect
D)oscillates up and down

dls · Answer

@yrelhan4 @AravindG

anonymous · Answer

rises

anonymous · Answer

how strong is the E field?

dls · Answer

Not specified i guess

anonymous · Answer

then my best guess is that the level of  oil will rise as it is polarised and will try to "even out" the forces on it by creeping up.

dls · Answer

some more explanation or detail?

anonymous · Answer

once the oil particles are polarised, they will try to move according to the electric force they are subjected to. As the they are blocked by the capillary tube, they will crawl on each other to form a thin film around the tube.

anonymous · Answer

Yes. the oil in the capillary tube will rise