Fluid MechanicsHard
Question
In a capillary tube expertiment, a vertical 30 cm long capillary tube is dipped in water. The water rises up to a height of 10 cm due to capillary action. If this experiment is conducted in a freely falling elevator, the length of the water column becomes :
Options
A.10 cm
B.20 cm
C.30 cm
D.Zero
More Fluid Mechanics Questions
Water stands upto a height h behind the vertical wall of a dam. What is the net horizontal force pushing the dam down by...Work done in forming a soap bubble of radius R is W. then workdone is forming a soap bubble of radius ′2R′ w...An aeroplane of mass 3 × 104 kg and total wing area of 120 m2 is in a level flight at some height. The difference i...An iron wire of length 4 m and diameter 2 mm is loaded with a weight of 8 kg. If the Young′s modulus ′Y̸...The height to which water rises in a capillary will be -...