Question

The potential difference across a copper wire is 2.0 V when a current of 0.4 A flows through it. The resistance of the wire is?

• A. 5.0 Ω
• B. 0.5 Ω
• C. 0.2 Ω
• D. 2.5 Ω

Answer 1

Answer:

A. 5.0 Ω

• The correct answer is (a) 5.0 Ω