Parallel Circuits - Technical MCQs

Q1:

What does I3 equal in the given circuit?

A 5 mA

B 45 mA

C 50 mA

D 100 mA

ANS:A - 5 mA

i3 = v3/r3.

=> 9/1.8.
=> 1/0.2.
=> 1/2 * 10^(-1).
=> 1 * 10/2.
=> 10/2.
=> 5.