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Exams > SAIL Junior Officer (E-0) 2022 > General Plant Operation Engineering (GPOE / GPA)

CHAPTER 2 : COKE OVENS AND COAL CHEMICALS MCQs

Total Questions : 5
Question 1. Mix up of coal is highly detrimental for
  1.    Coke making
  2.    Sinter Making
  3.    Blast furnace
  4.    Non of these
 Discuss Question
Answer: Option A. -> Coke making


Question 2. Same coal blend after crushed to a fineness of 70% against normal requirement of
  1.    85 %
  2.    70 %
  3.    80 %
  4.    82 %
 Discuss Question
Answer: Option D. -> 82 %


Question 3. Coal charge Blend composition of ratio Indigenous & Imported (ICC + SCC)
  1.    1 : 1
  2.    2 : 3
  3.    1 : 3
  4.    Non of these
 Discuss Question
Answer: Option C. -> 1 : 3


Question 4. What guides the coke mass during pushing to the Quenching car
  1.    Charging car
  2.    Pusher Car
  3.    Coke Guide Car
  4.    Quenching Car
 Discuss Question
Answer: Option C. -> Coke Guide Car


Question 5. VM in Coke is for quality of coke produced
  1.    < 0.005 %
  2.    <0.05 %
  3.    < 0.05 %
  4.    < 0.5 %
 Discuss Question
Answer: Option D. -> < 0.5 %


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