Question

A uniform wire of resistance 24 ohm is bend into 3 parts in the ratio 3:2:1 to a triangles

Answer 1

let 3 parts inthe ratio be 3x , 2x, x

the total resistance is 24 ohm

3x+2x+x=24

6x =24

x =24/6

x =4

so 3 resistance is 3*4= 12 ohm , 2*4=8 ohm, 1*4=4 ohm .