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Questions and Answers
What is the main function of a circuit breaker?
What is the main function of a circuit breaker?
- To interrupt current flow and protect equipment (correct)
- To regulate voltage in electrical circuits
- To increase the risk of fire in electrical systems
- To replace fuses in electrical circuits
How does a circuit breaker differ from a fuse?
How does a circuit breaker differ from a fuse?
- It is more expensive to install
- It can handle higher voltage circuits
- It is less effective in protecting against overcurrent
- It can be reset to resume normal operation (correct)
What does OCPD stand for in the context of circuit breakers and fuses?
What does OCPD stand for in the context of circuit breakers and fuses?
- Operational Circuit Power Driver
- Overload Current Prevention
- Over Current Protection Device (correct)
- On-Call Power Distribution
What was the early form of circuit breaker described by Thomas Edison in an 1879 patent application?
What was the early form of circuit breaker described by Thomas Edison in an 1879 patent application?
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What range of circuits can circuit breakers be designed to protect?
What range of circuits can circuit breakers be designed to protect?
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