Circuit Breaker Safety Quiz
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Questions and Answers

How does a circuit breaker differ from a fuse?

  • It has a longer lifespan
  • It is more cost-effective
  • It can be reset to resume normal operation (correct)
  • It can handle higher voltage circuits
  • What is the basic function of a circuit breaker?

  • To interrupt current flow to protect equipment and prevent fire (correct)
  • To regulate voltage in an electrical circuit
  • To reduce the risk of electric shock
  • To increase current flow for better equipment performance
  • What does the abbreviation OCPD stand for in relation to circuit breakers and fuses?

  • Overload Control and Power Distribution
  • Operational Circuit Power Distribution
  • Open Circuit Prevention Design
  • Over Current Protection Device (correct)
  • What was the purpose of an early form of circuit breaker described in Thomas Edison's 1879 patent application?

    <p>To protect lighting circuit wiring</p> Signup and view all the answers

    What range of electrical circuits can circuit breakers be designed to protect?

    <p>From low-current circuits to high voltage circuits feeding an entire city</p> Signup and view all the answers

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