Networks Analysis and Synthesis - Engineering

Q1:

An RC series circuit has R = 20 Ω and XC = 20 Ω. Then Z =

A 40 Ω

B 28.28 Ω

C 20 Ω

D 1 Ω

ANS:B - 28.28 Ω

Z = 202 + 202 = 28.28 ohm.