Question

Question 1 a) Calculate the Effective Resistance of the circuit and total current of the network in figure 1 (5 marks) b) Calculate the effective Resistance of the Network of Resistors in figure 2 (5 marks) Total 10 marks Space to answer Question 1 here + 9V ZR, 90 32 3R₂ 45 Ω 3R, 180 12 Figure 1: 10 10 102 10 A 20 320 $202 10 B Figure 2

Answer 1

R3 = 1802 R = gor R2 = 452 R, R2 and ₃ are paraller. R3 R3 gor E So, the equivalent resistans will be (R118_1123) R = 1 11 + + R R, R2 RE 11 + + 7/30 90 45 180 1802 2) R 180 2+ 4+1 7 she Total current passes through this circait is- V = IR T = 63 180 Amp 2 R 180 7 70 0.35 Amp . A G Tunjung 322 32 2.2 D F H с In Ele G ungun 322 &re e 22 (1412)=9n serise. F HT D c E w 2e şie ( 2112) 2x2 4 12 B D F I c le E A 320 322 (1+1) = serise 322 D E व P jur 2-23 123 (2112) 2x2 B D F 3 & 22 (141) 12 (2112) 2 22 B RAB = (1+1) = 22