Question

In the figure the current in resistance 6 is i₆ = 1.47 A and the resistances are R₁ = R₂ = R₃ = 1.55 Ω, R₄ = 15.3 Ω, R₅ = 8.64 Ω, and R₆ = 4.91 Ω. What is the emf of the ideal battery?

w R R2 R 8 RE } R4 R6

Answer 1

Voltage across Ry Vu 26 (RETRO Vu= 1•474 8.64 + 4.91 1.91) v Vys 19.92 V Current through Ru 19.92 А fya Vu Ru 15.3 fu A 2 1-302 Curent through a 2 . 1-302 t 1.47 22 = 14 x 16 I = 9.772 A: across R2 Voltage V 2.77 2 x 1.55 Iz Rza V V = 4.2964

voltage across V₂ + Vy V3 19.92 4.2964 t 11 24.22 V ws 2 4.22 А Iz? Vz sales 1.55 A: 1 15.623 It Cument through 15.623 + 2.772 IF Iz + 12 A: I, 18.395 18.395% loss = 28.513 v V, I, R, - 24.5137 24. 22 Es V, TV3 = Volt 52.73 E.