Fuels and Industrial Gases MCQ

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• Why dry process is inherently dangerous in the production of acetylene?
  ক

  Explosion

  খ

  Fire

  গ

  Hot spot

  ঘ

  Poisonous gas
• Where carbon black is removed in Sachsse process?
  ক

  Water quench

  খ

  Co shift converter

  গ

  Absorber

  ঘ

  Lime quench
• Which commercially economical by product is obtained from the refinery catalytic reforming process?
  ক

  CH4

  খ

  Cl2

  গ

  H2

  ঘ

  CO and H2
• Which process is used in the production of acetylene?
  ক

  Reforming

  খ

  Arc process

  গ

  Partial combustion

  ঘ

  Regenerative process
• Amine absorption of CO2 is followed by which operation?
  ক

  Cuprous formate

  খ

  Water scrubbing

  গ

  Liquid N2 scrubbing

  ঘ

  Caustic scrubbing
• Which are the variable mixture components of synthesis gas for synthesis of organic compounds?
  ক

  CO and H2

  খ

  H2 and N2

  গ

  Only H2

  ঘ

  CO and N2
• In regenerative process of water gas production what fraction of total cycle time is taken by downrun operation?
  ক

  35%

  খ

  33%

  গ

  30%

  ঘ

  2%
• What is the disadvantage related with steam reforming process for synthesis gas?
  ক

  Keep uniform fuel surface

  খ

  Methane impurity

  গ

  Deposited carbon

  ঘ

  Choice of scrubbing liquors
• Which raw material is used in the production of water gas?
  ক

  Natural gas

  খ

  Off- gases

  গ

  Naphtha

  ঘ

  Bituminous
• What is the amount of coal required in the production of producer gas?
  ক

  60-80 kg

  খ

  8-10 kg

  গ

  25-30 kg

  ঘ

  20-25 kg
• Which principle is used in the production of producer gas?
  ক

  Steel industry’s heating

  খ

  Heating, chemical synthesis

  গ

  Only heating

  ঘ

  Only chemical synthesis