KEAM 2020 Physics and Chemistry Solved Paper

Question : 8 of 120

Marks: +1, -0

Three thin wires of equal length are suspended from the top of a roof. The respective ratio of their area of cross section is 1: 2: 4 and Young's modulii is 4:2:1, then the ratio of their weights to be attached at the other ends to obtain same elongation inthem is