HW5 - Problem 2.61 Find Req for the circuit in Fig P2.61 Solution 18 6 18 6 6 1 9 18 Req 18 18 18 1 18 18 18 Req 9 9 1 9 18 18 Req 9 9 1 18 Req 9 1 9

# HW5 - Problem 2.61 Find Req for the circuit in Fig P2.61...

This preview shows page 1 - 5 out of 6 pages.

Problem 2.61 Find R eq for the circuit in Fig. P2.61. Solution: R eq 18 Ω 6 Ω 6 Ω 18 Ω 1 Ω 6 Ω 18 Ω 9 Ω 18 Ω 18 Ω 18 Ω 1 Ω 18 Ω 18 Ω 18 Ω 9 Ω R eq 9 Ω 18 Ω 1 Ω 9 Ω 18 Ω 9 Ω R eq 18 Ω 1 Ω 9 Ω 9 Ω R eq 9 Ω 1 Ω R eq R eq = 9 + 1 = 10 . All rights reserved. Do not reproduce or distribute. c circlecopyrt 2013 National Technology and Science Press
Problem 2.68 Determine V 1 in the circuit of Fig. P2.68. Assume V F = 0 . 7 V for all diodes. 50 25 100 9 V + _ + _ V 1 Figure P2.68: Circuit for Problem 2.68. Solution: I = 9 3 ( 0 . 7 ) 50 + 100 + 25 0 . 04 A , V 1 = 100 I = 4 V . All rights reserved. Do not reproduce or distribute. c circlecopyrt 2013 National Technology and Science Press
Problem 2.71 If the voltage source in the circuit of Fig. P2.70(a) generates the single triangular waveform shown in Fig. P2.70(c), generate plots for i 1 ( t ) and i 2 ( t ) . Solution: + _ i 1 υ s ( t ) i 2 73 Ω 146 Ω υ s ( t ) t (s) 4 -8 V 8 V 2 (c) Triangular wave (a) 3 1 2 4 t (s) -0.1 A 0.05 A i 2 i 1 All rights reserved. Do not reproduce or distribute. c circlecopyrt 2013 National Technology and Science Press
Problem 3.89

#### You've reached the end of your free preview.

Want to read all 6 pages?

• Spring '06
• Fig, Electronic amplifier, Common emitter, Science Press, National Technology, Common Collector