Q.1
Why deaerator is not used in water-cooled and moderated nuclear power plant?
  • a) not mechanically possible
  • b) not safe
  • c) not economical
  • d) radioactivity
Q.2
The gas turbine power plant mainly uses which among the following fuels?
  • a) Kerosene oil and diesel oil and residual oil
  • b) Natural gas and liquid petroleum fuel
  • c) Coal and Peat
  • d) Gas oil
Q.3
Reflector in nuclear power plants __________ neutron leakage.
  • a) decreases
  • b) has no effect
  • c) increases
  • d) all of the mentioned
Q.4
What is the head of water available at turbine inlet in hydro-electric power plant called?
  • a) gross head
  • b) net head
  • c) tail race
  • d) head race
Q.5
What is the purpose of using open heaters in steam power plants?
  • a) feedwater deaeration
  • b) feedwater carbonisation
  • c) feedwater esterification
  • d) feedwater purification
Q.6
Which of these is not auxiliary equipment in a power plant?
  • a) Conveyors
  • b) Galvanisers
  • c) Fans
  • d) Crushers
Q.7
Which of the following is generally used as a moderator in nuclear power plants?
  • a) graphite
  • b) heavy water
  • c) concrete
  • d) graphite & concrete
Q.8
Common size unit of a Steam Power Plant is?
  • a) 500 MW(e)
  • b) 150 MW(e)
  • c) 300 MW(e)
  • d) 30 MW(e)
Q.9
A moderator, in nuclear power plants, is a medium introduced into the fuel mass in order to __________
  • a) control the reaction
  • b) reduce the temperatur
  • c) extract heat from nuclear reaction
  • d) slow down the speed of fast moving neutrons
Q.10
What % is the investment cost in Conventional steam power plant more than those in the combined cycle plants?
  • a) 40
  • b) 30
  • c) 60
  • d) 20
Q.11
The overall steam turbine generator arrangement of a power plant is designated as which of the following compound on the basis of shaft orientation?
  • a) tandem & cross
  • b) cross
  • c) tandem
  • d) none of the mentioned
Q.12
Air pollution in an MHD-steam power plant is caused due to the formation of which of the following compounds?
  • a) carbonates and bicarbonates
  • b) oxides and carbonates
  • c) chlorides and hydroxides
  • d) oxides and hydroxides
Q.13
Air-Preheater in a steam power plant _____________
  • a) Raises the temperature of the furnace gases
  • b) Recovers the heat from the flue gases leaving the economiser
  • c) Improves combustion rate
  • d) All of the mentioned
Q.14
In which of the following power plants spray ponds are used to cool the warm water coming from the condenser?
  • a) Small power plants
  • b) Medium power plants
  • c) Both medium and large power plants
  • d) Large power plants
Q.15
Which of the following kind of a process does a ‘Steam Power Plant’ undergoes?
  • a) Cyclic
  • b) Irreversible
  • c) Expansion
  • d) Adiabatic
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