Question

A $20\, cm$ long capillary tube is dipped in water. The water rises up to $8\, cm$. If the entire arrangement is put in a freely falling elevator, the length of water column in the capillary tube will be:

• A. $8\, cm$
• B. $10\, cm$
• C. $4\, cm$
• D. $20\, cm$

Answer 1

Answer: (D)

$20\, cm$

Answer 2

Water fills the tube entirely in gravity less condition.