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MCQs

Total Questions : 322 | Page 31 of 33 pages
Question 301. _________offers the highest electric load.
  1.    Television set
  2.    Toaster
  3.    Vacuum cleaner
  4.    Washing machine
 Discuss Question
Answer: Option B. -> Toaster
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 302. ___________ is invariably used as base load plant.
  1.    Diesel engine plant
  2.    Nuclear power plant
  3.    Gas turbine plant
  4.    Pumped storage plant
 Discuss Question
Answer: Option B. -> Nuclear power plant
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 303. Which of the following is the essential requirement of peak load plant ?
  1.    It should run at high speed
  2.    It should produce high voltage
  3.    It should be small in size
  4.    It should be capable of starting quickly
 Discuss Question
Answer: Option D. -> It should be capable of starting quickly
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 304. __________ is invariably used for peak load
  1.    Nuclear power plant
  2.    Steam turbine plant
  3.    Pumped storage plant
  4.    None of the above
 Discuss Question
Answer: Option C. -> Pumped storage plant
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 305. In a distribution system, in order to improve power factor, the synchronous capacitors are installed__________?
  1.    at the receiving end
  2.    at the sending end
  3.    either A. or (b)
  4.    none of the above
 Discuss Question
Answer: Option A. -> at the receiving end
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 306. Which of the following is the disadvantage of a synchronous condenser?
  1.    High maintenance cost
  2.    Continuous losses in motor
  3.    Noise
  4.    All of the above
 Discuss Question
Answer: Option D. -> All of the above
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 307. An induction motor has relatively high power factor at__________?
  1.    rated r.p.m.
  2.    no load
  3.    20 percent load
  4.    near full load
 Discuss Question
Answer: Option D. -> near full load
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 308. By the use of which of the following power factor can be improved?
  1.    Phase advancers
  2.    Synchronous compensators
  3.    Static capacitors
  4.    Any of the above
 Discuss Question
Answer: Option D. -> Any of the above
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 309. For a consumer the most economical power factor is generally____________?
  1.    0.5 lagging
  2.    0.5 leading
  3.    0.95 lagging
  4.    0.95 leading
 Discuss Question
Answer: Option C. -> 0.95 lagging
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 310. Which of the following is not a method for estimating depreciation charges?
  1.    Sinking fund method
  2.    Straight line method
  3.    Diminishing value method
  4.    Halsey’s 50—50 formula
 Discuss Question
Answer: Option D. -> Halsey’s 50—50 formula
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!

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