Mathematics · Power Systems
With reference to AC and DC transmission systems, state whether the following statements are true or false. Statement 1: AC circuit breakers are cheaper than DC circuit breakers. Statement 2: For transmitting the same amount of power at the same voltage, the total conductor cross-sectional area required in a 3-phase AC line is less than that in a DC line.
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1Statement 1 is false; Statement 2 is true
- 2Statement 1 is true; Statement 2 is false✓
- 3Statement 1 is true; Statement 2 is true
- 4Statement 1 is false; Statement 2 is false
Correct answer
Statement 1 is true; Statement 2 is false
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