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Questions and Answers
What is the standard voltage for residential lighting in most countries?
What is the standard voltage for residential lighting in most countries?
- 240V (correct)
- 110V
- 120V
- 220V
Which type of lighting is more energy-efficient?
Which type of lighting is more energy-efficient?
- Incandescent lighting
- Fluorescent lighting
- Halogen lighting
- CFL lighting (correct)
What is the purpose of a circuit breaker in a lighting installation?
What is the purpose of a circuit breaker in a lighting installation?
- To increase electrical resistance
- To regulate voltage fluctuations
- To protect against overcurrent (correct)
- To reduce power consumption
