Series Circuits - Technical MCQs

Q1:

If a 220 omega.gif, a 100 omega.gif, and a 180 omega.gif resistor are connected in series across a 12 V source, the circuit current equals ___.

A 41.67 A

B 120 mA

C 500 A

D 24 mA

ANS:D - 24 mA

R1+R2+R3= 500 and v=12.


I=V/R
i= 12/500= 24mA

Answer is 24mA.