Question

Please tell this question fast.​

Answer 1

Explanation:

(E1+E2)/(R+r1+r2)=1.5A

(E1-E2)/(R+r1+r2)=0.5A

(E1+E2)/(E1-E2)=3

dividing by E2 at numerator and denominator,

((E1/E2)+1)÷((E1/E2)-1)=3

solving, E1/E2= 2