Q. A 20 cm long capillary tube is dipped in water. The water rises upto 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
Explanation
(d) Water fills the tube entirely in gravity less condition.
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.