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Ohm''s Law - Engineering

Q1:

When 12 V are applied across a 68  resistor, the current is

A 816 mA

B 17.6 mA

C 176 mA

D 8.16 mA

ANS:C - 176 mA

i=v/r

i= 12/68

i=0.176A = 176 mA