JEE Main 2019 Physics question
If 'M' is the mass of water that rises in a capillary tube of radius 'r', then mass of water which will rise in a capillary tube of radius '2r' is:
Answer: (D)
Solution
⇒ mass , so 2M. (The source key prints (A).)
If 'M' is the mass of water that rises in a capillary tube of radius 'r', then mass of water which will rise in a capillary tube of radius '2r' is:
⇒ mass , so 2M. (The source key prints (A).)