Alternating Current and Voltage - Technical MCQs

Q1:

What is the peak voltage across R3 in the given circuit?

A 1.2 V

B 5 V

C 7 V

D 12 V

ANS:B - 5 V

Vp=Vr1+Vr2+Vr3
Hence, Vr3=12-(1.2+5.8)
= 5V