MCQ quiz on Electrical Cables multiple choice questions and answers on Electrical Cable and Connectors MCQ questions on Electrical Cables and Connectors objectives questions with answer test pdf for interview preparations, freshers jobs and competitive exams. Professionals, Teachers, Students and Kids Trivia Quizzes to test your knowledge on the subject.

Electrical Cables Quiz Question with Answer

1. A cable carrying alternating current has

  1. hysteresis losses only
  2. hysteresis and leakage losses only
  3. hysteresis, leakage and copper losses only
  4. hysteresis, leakage, copper and friction losses

2. A certain cable has an insulation of relative permittivity 4. If the insulation is replaced by one of relative permittivity 2, the capacitance of the cable will become

  1. one half
  2. double
  3. four times
  4. none of the above

3. Cables are used for 132 kV lines.

  1. High tension
  2. Super tension
  3. Extra high tension
  4. Extra super voltage

4. Cables for 220 kV lines are invariably

  1. mica insulated
  2. paper insulated
  3. compressed oil or compressed gas insulated
  4. rubber insulated

5. Cables, generally used beyond 66 kV are

  1. oil filled
  2. S.L. type
  3. belted
  4. armoured

6. Capacitance grading of cable implies

  1. use of dielectrics of different permeabilities
  2. grading according to capacitance of cables per km length
  3. cables using single dielectric in different concentrations
  4. capacitance required to be introduced at different lengths to counter the effect of inductance

7. Conduit pipes are normally used to protect..............cables.

  1. unsheathed cables
  2. armoured
  3. PVC sheathed cables
  4. all of the above

8. Copper as conductor for cables is used as

  1. annealed
  2. hardened and tempered
  3. hard drawn
  4. alloy with chromium

9. Dielectric strength of rubber is around

  1. 5 kV/mm
  2. 15 kV/mm
  3. 30 kV/mm
  4. 200 kV/mm

10. Empire tape is

  1. varnished cambric
  2. vulcanised rubber
  3. impregnated paper
  4. none of the above

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