Question

when 12 v battery is connected to a unknown resistance there is a current of 2.5 mili amphier in the circuit​

Answer 1

Answer:

Given: V=12 V

I=2.5 mA

Let the resistance be R

By Ohm's Law,

V=IR

12=2.5×10

−3

R

R=4.8×10

3

Ω