Power Plant MCQ

Test your knowledge with important Power Plant MCQ and their applications. These MCQs are beneficial for competitive exams too. Explore 30+ more Power Plant MCQs on Bissoy. Bissoy App

• Which of the following is not an important characteristic of the Green Revolution?
  ক

  mechanized agriculture

  খ

  hybrid seeds

  গ

  slash and burn

  ঘ

  monoculture
• How the biological oxygen demand gets affected with the increased presence of organic matter in water?
  ক

  the oxygen demand increases

  খ

  the oxygen demand decreases

  গ

  the oxygen demand remains unchanged

  ঘ

  none of the mentioned
• Which of the following is not a primary contributor to the greenhouse effect?
  ক

  carbon dioxide

  খ

  carbon monoxide

  গ

  chlorofluorocarbons

  ঘ

  methane gas
• Which of the following is not as a consequence of global warming?
  ক

  rising sea level

  খ

  increased agricultural productivity worldwide

  গ

  worsening health effects

  ঘ

  increased storm frequency and intensity
• The concentration of which gas is highest in our environment?
  ক

  Oxygen

  খ

  Hydrogen

  গ

  Nitrogen

  ঘ

  Carbon dioxide
• Which of the following is a disadvantage of most of the renewable energy sources?
  ক

  Highly polluting

  খ

  High waste disposal cost

  গ

  Unreliable supply

  ঘ

  High running cost
• Which among the following is not a renewable source of energy?
  ক

  Solar energy

  খ

  Biomass energy

  গ

  Hydro-power

  ঘ

  Geothermal energy
• Which of the following is a non-renewable resource?
  ক

  Coal

  খ

  Forests

  গ

  Water

  ঘ

  Wildlife
• A single acting steam engine produces __________ power than that of double acting steam engine.
  ক

  equal

  খ

  double

  গ

  half

  ঘ

  4 times
• Which of the following is a water tube boiler?
  ক

  Lancashire boiler

  খ

  Cochran boiler

  গ

  Babcock & Wilcox boiler

  ঘ

  Locomotive boiler
• Which of the following statement is correct for a compound steam engine?
  ক

  The forces in the working parts are increased as the forces are distributed over more parts

  খ

  The cost of the engine, for the same power and economy, is more than that of a simple steam engine

  গ

  The temperature range per cylinder is increased, with corresponding increase in condensation

  ঘ

  The ratio of expansion is reduced, thus reducing the length of stroke
• Which of the following gaseous fuels has the lowest calorific value?
  ক

  Refinery Gas

  খ

  Gobar Gas

  গ

  Converter Gas

  ঘ

  Blast Furnace Gas
• Which of the following boiler is best suited to meet the fluctuating demand of steam?
  ক

  Locomotive boiler

  খ

  Lancashire boiler

  গ

  Babcock and Wilcox boiler

  ঘ

  Cornish boiler
• Proximate analysis of coal determines its __________ content.
  ক

  moisture, ash, sulphur & volatile matter

  খ

  moisture, volatile matter, ash & fixed carbon

  গ

  moisture, sulphur, nitrogen & fixed carbon

  ঘ

  none of the mentioned
• Which of the following petrographic constituents of coal is non-coking?
  ক

  Durain

  খ

  Vitrain

  গ

  Clarain

  ঘ

  Fussain
• Abrasion index of blast furnace coke should be around __________ percent.
  ক

  20

  খ

  35

  গ

  80

  ঘ

  55
• Yield of pitch from distillation of high temperature tar is around __________ percent.
  ক

  10

  খ

  25

  গ

  65

  ঘ

  100
• __________ prohibits the use of alcohols directly in petrol engines.
  ক

  High cost & difficult availability

  খ

  Low octane number

  গ

  Low flash point

  ঘ

  Low calorific value
• Which of the following is the maximum coal producing state in India?
  ক

  Orissa

  খ

  West Bengal

  গ

  Jharkhand

  ঘ

  Assam
• Bunsen burner is an example of a/an __________ burner.
  ক

  inside mixing/premix type

  খ

  submerged combustion

  গ

  rotary cup

  ঘ

  outside mixing/diffusion flame/nozzle mix type
• Which of the following has the highest calorific value?
  ক

  Sub-bituminous

  খ

  Anthracite

  গ

  Lignite

  ঘ

  Peat
• __________ present in coal is not determined in its ultimate analysis.
  ক

  Fixed Carbon

  খ

  Total Carbon

  গ

  Nitrogen

  ঘ

  Hydrogen
• Which of the following is not a by-product recovered in a high temperature coal carbonisation plant?
  ক

  Benzol

  খ

  Ethylene

  গ

  Pitch-cresosote mixture (PCM)

  ঘ

  Naphthalene
• The temperature at which plastic layer formation takes place during carbonisation of coal varies from __________ °C.
  ক

  100-150

  খ

  350-450

  গ

  700-850

  ঘ

  550-650
• Which one of the following event would reduce volumetric efficiency of a vertical compression ignition engine?
  ক

  inlet valve closing before bottom dead centre

  খ

  inlet valve closing after bottom dead centre

  গ

  inlet valve opening before top dead centre

  ঘ

  exhaust valve closing after top dead centre
• In a four stroke cycle petrol engine, the pressure inside the engine cylinder during the suction stroke is __________ the atmospheric pressure.
  ক

  equal to

  খ

  below

  গ

  above

  ঘ

  middle
• Which of the following pump is generally used to pump highly viscous fluid?
  ক

  Air lift pump

  খ

  Centrifugal pump

  গ

  Screw pump

  ঘ

  Reciprocating pump
• Which of the following pump is preferred for flood control and irrigation applications?
  ক

  Reciprocating pump

  খ

  Axial flow pump

  গ

  Mixed flow pump

  ঘ

  Centrifugal pump
• Which of the following is an example of impulse turbine?
  ক

  Propeller turbine

  খ

  Francis turbine

  গ

  Kaplan turbine

  ঘ

  Pelton wheel
• Extraction of uranium from its ore is done using __________ methods.
  ক

  chemical

  খ

  pyrometallurgical

  গ

  electrometallurgical

  ঘ

  physical benefaction