Two wires are made having same length l and area of cross-section A. Wire 1 is made of copper and wire 2 is made of aluminium. It is given that the electrical conductivity of copper is more than that of aluminium. In this context, which one of the following statements is correct?

A) The resistance of wire 1 will be higher than that of wire 2 B) The resistance of wire 2 will be higher than that of wire 1 C) The resistance of both the wires will be the same D) If same current is flown through both the wires, the power dissipated in both the wires will be the same

Answer & Solution

Correct Answer: Option B

Let's discuss the solution. Join the discussion

Question posted by Examveda

Community

Join the Discussion

Join the discussion

No comments yet Be the first to discuss this question.

Keep Learning

Two wires are made having same length l and area of...

Two wires are made having same length l and area of cross-section A. Wire 1 is made of copper and wire 2 is made of aluminium. It is given that the electrical conductivity of copper is more than that of aluminium. In this context, which one of the following statements is correct?

Join the Discussion

Related Questions on Electricity and Magnetism