Aluminum has what percent of the conductivity compared to copper | Basic Electrical Engineering MCQ#13

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Aluminum has what percent of the conductivity compared to copper:

  1. 20%
  2. 40%
  3. 60%
  4. 80%

Correct answer: 3. 60%

Explanation:

Aluminum has about 60% conductor as copper. However, it finds its applications in power transmission and distribution lines due to economical rate and lightweight properties. Aluminum is often used with steel in the ACSR conductor in transmission lines.

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