Question No 110 Single Correct A A A ring of radius 1 5 cm

Last updated: 6/11/2023

Question No 110 Single Correct A A A ring of radius 1 5 cm is floating horizontally on the surface of water If this ring has to be raised up then how much vertical force has to be applied to break the film formed between ring and the surface of water Surface tension of water 73 x 10 3 Newton metre B 1 37 x 10 2 N 2 3 10 2 N 5 1 10 N 4 10 2 N Marks 4 00 1 00