Question

A potential difference of 5 V when applied across a conductor produces a current of 2.5 mA. (inf) is The resistance of the conductor (in Ω) is?

• A. 2000
• B. 200
• C. 2
• D. 20

Answer 1

Answer:

A. 2000

• Using Ohm's law:

• R=V/I = 5/0.0025=2000Ω