Three wires of the same material are connected in parallel to a source of emf. Their lengths are in the ratio 1 : 2 : 3 and cross-sectional areas are in the ratio 2 : 4 : 1. Then, the ratio of power dissipated across them will be - Clay6.com, a Free resource for your JEE, AIPMT and Board Exam preparation

Three wires of the same material are connected in parallel to a source of emf. Their lengths are in the ratio 1 : 2 : 3 and cross-sectional areas are in the ratio 2 : 4 : 1. Then, the ratio of power dissipated across them will be