Fuel Technologies Problems MCQ

Test your knowledge with important Fuel Technologies Problems MCQ and their applications. These MCQs are beneficial for competitive exams too. Explore 30 + more Fuel Technologies Problems MCQs at Bissoy

• Which of the following is not the constitute of CNG?
  ক

  Ethane

  খ

  Propane

  গ

  Isobutane

  ঘ

  CO
• Which of the following releases less amount of carbon dioxide per unit of energy?
  ক

  Coal

  খ

  Oil

  গ

  LPG

  ঘ

  Petrol
• CO=40%, H2=12%, CO2=6%, CH2=2%, N2=50% are the components in the coal. What will be the composition of the dry flue gas, if the 50% excess air was used for burning 100m3 of gas?
  ক

  CO2=14.9%, N2=80%, O2=5.2%

  খ

  CO2=12.2%, N2=70.8%, O2=6.5%

  গ

  CO2=14.9%, N2=79.9%, O2=5.2%

  ঘ

  CO2=13%, N2=77%, O2=75
• The coal sample contains=80%; H=4%; O=2%; N=12%; S=2%, the remainder is ash and then calculate the volume of air required for perfect combustion of 1kg of fuel assuming STP conditions.
  ক

  weight of oxygen required=10.65kg; volume of the oxygen=8725l

  খ

  weight of oxygen required=11.25kg; volume of the oxygen=8500l

  গ

  weight of oxygen required=11.25; volume of the oxygen=8200l

  ঘ

  weight of oxygen required=10.65kg; volume of the oxygen=8166.6l
• Calculate the weight and volume of air required for the complete combustion of 2kg of carbon.
  ক

  weight of air=5000g; volume of the air=17000l

  খ

  weight of air=17000g; volume of the air=15000l

  গ

  weight of air=5330g; volume of the air=17766.66l

  ঘ

  weight of air=8220g; volume of the air=1555.45l
• A sample of coal containing the following elements: C=90%; H=5%; ash=4%; weight of the coal burnt=0.90g; weight of the water taken=600g; water equivalent of bomb calorimeter=2000g; rise in temperature=2.48oC; fuse wire correction=10cal; cooling correction=0.02oC; acid correction=50 cal. Calculate net and GCV of coal in cal/g. Assume latent heat of steam is 580cal/g.
  ক

  HCV=7155.55cal/g; NCV=6894.55cal/g

  খ

  HCV=6894.55cal/g; NCV=7155.55cal/g

  গ

  HCV=7171.2cal/g; NCV=6889.2cal/g

  ঘ

  HCV=6889.2cal/g; NCV=7171.2cal/g
• Calculate the HCV and NCV of the coal for the following data. Weight of the coal=0.8g Water equivalent of calorimeter=460g Weight of the water=2600g Rise in temperature=2.42oC Cooling corrections=0.052oC Fuse wire corrections=10 calories H=6% and assume latent heat of steam=600cal/g.
  ক

  9131.4cal/g

  খ

  9113.6cal/g

  গ

  9800cal/g

  ঘ

  9220cal/g
• Calculate the GCV and NCV of a fuel from the following data. Volume of the fuel burnt at STP is 0.08m2.Weight of the water used for cooling is 24kg.Temperature of inlet and outlet water is 25oC. and 30oC respectively. Weight of water obtained by steam condensation is 0.02kg.
  ক

  1234.50cal/g

  খ

  1353.25cal/g

  গ

  1225.50cl/g

  ঘ

  1335.25cal/g