☰ Electrical Installation and Wiring (Electrical Engineering) - MCQs

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Q19.

A fuse is

  • A. normally inserted in phase wire
  • B. normally inserted in neutral wire
  • C. never inserted in neutral wire
  • D. never inserted in phase wire
    ✍ Discuss    
Q20.

A fuse is

  • A. always connected in series with the circuit
  • B. always connected in parallel with the circuit
  • C. normally connected in series with the circuit
  • D. normally connected in parallel with the circuit
    ✍ Discuss    
Q21.

A fuse is normally a

  • A. power limiting device
  • B. voltage limiting device
  • C. current limiting device
  • D. power factor correcting device
    ✍ Discuss    
Q22.

The rating of fuse wire is always expressed in

  • A. volts
  • B. amperes
  • C. ampere volts
  • D. ampere hours
    ✍ Discuss    
Q23.

A fuse is provided in an electric circuit for

  • A. safeguarding the installation against heavy current
  • B. reducing the current flowing in the circuit
  • C. reducing the power consumption
  • D. all of the above
    ✍ Discuss    
Q24.

PVC cables are usually used for

  • A. internal wiring of buildings and workshops
  • B. 6.6 KV
  • C. 11 KV
  • D. 33 KV
    ✍ Discuss    
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