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MCQs

Total Questions : 164 | Page 17 of 17 pages
Question 161. Is a cable is to be designed for use on 1000 kV, which insulation would you prefer ____________?
  1.    Polyvinyle chloride
  2.    Vulcanised rubber
  3.    Impregnated paper
  4.    Compressed SFe gas
  5.    none of the above
 Discuss Question
Answer: Option D. -> Compressed SFe gas
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 162. 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
  5.    none of the above
 Discuss Question
Answer: Option A. -> use of dielectrics of different permeabilities
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 163. In a cable the voltage stress is maximum at____________?
  1.    sheath
  2.    insulator
  3.    surface of the conductor
  4.    core of the conductor
 Discuss Question
Answer: Option D. -> core of the conductor
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 164. The insulation of the cable decreases with__________?
  1.    the increase in length of the insulation
  2.    the decrease in the length of the insulation
  3.    either A. or (b)
  4.    none of the above
 Discuss Question
Answer: Option A. -> the increase in length of the insulation
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!

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