Question

All parts of problems 1 & 2

EXERCISES Answers to exercises marked (BB) can be found at the Back of the Rank 1. Find all indicated currents in each circuit. (a) [BB] (b) 393 (d) 20v + 1202

Answer 1

Answer i 30 La SO N= IR, & I R₂ han v = I CR,+R₂) 9 v= I ( 32 +52) 4 = I x8 I = 4 = 0.5 Amp. sv (6) 38 V= IR (sv + 4) = I x 34 I - 97 - 3. Amp.

PAGE No DATE: 201 St 32 & - In to this tue circuit and the ve tue is is Connected Connected to -ve. ee Therefore no current will flow.

B series circuit un 7 7 zov 7 IRRI Rz} 22 120 12 - o x I Parallel oc Circuit V=IR elet we find an equivalent ? since R and R3 are in series circuit and R2 is in parallel Circuit. e Ri + R₂ = 42 +6R - R(+3) = 102 Now, R₂ and R (+3) are in parallel. the 7 te Reus

PACE No DATE : 201 y 10+12 Rcomb - 60 R V = IR 20 = I x 60 - I = 28x11 -66 01 Tasz ump