☰ Electrical Installation and Wiring (Electrical Engineering) - MCQs

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Q13.

Energy metre for connected, has ________ terminals

  • A. 2
  • B. 4
  • C. 6
  • D. 8

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Q14.

Lamps in street lighting are all connected in

  • A. series
  • B. parallel
  • C. series parallel
  • D. end to end

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Q15.

The thickness of insulation provided on the conductor depends upon

  • A. current rating
  • B. voltage rating
  • C. both a and b
  • D. none of these

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Q16.

A material best suited for manufacturing of fuse wire is

  • A. silver
  • B. copper
  • C. aluminium
  • D. zinc

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Q17.

Protection by fuse is generally not used beyond

  • A. 200 A
  • B. 50 A
  • C. 25 A
  • D. 10 A

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Q18.

The fuse blows off by

  • A. arcing
  • B. burning
  • C. melting
  • D. none of the above

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