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This set of Power Plant Engineering PPE Multiple Choice Questions & Answers (MCQs) focuses on Power Plant Engineering Set 10
Q1 | What is the air standard cycle for a Gas- Turbine called?
- reheat cycle
- rankine cycle
- brayton cycle
- diesel cycle
Q2 | Which of the following is a type of Gas Turbine Plant?
- single acting
- double acting
- open
- none of the mentioned
Q3 | Power is produced when the working fluid does some work on the?
- shaft
- fins
- blades
- none of the mentioned
Q4 | A Gas Turbine is which type of combustion plant?
- external
- open
- internal
- cannot say
Q5 | Which among these is the main component of a gas turbine plant?
- condenser
- compressor
- boiler
- both compressor & boiler
Q6 | Which type of compressor is used in a gas turbine plant?
- reciprocating compressor
- screw compressor
- multistage axial flow compressor
- either reciprocating compressor & screw compressor
Q7 | What part or % of power developed is utilised for driving the compressor?
- 65 %
- 70 %
- 55 %
- 80 %
Q8 | The gas turbine power plant mainly uses which among the following fuels?
- coal and peat
- kerosene oil and diesel oil and residual oil
- gas oil
- natural gas and liquid petroleum fuel
Q9 | The maximum steam temperature in a power cycle in degree centigrade is?
- 600
- 500
- 300
- 100
Q10 | The temperature in a dry bottom pulverised coal furnace, in degree Celsius is about?
- 1200
- 1300
- 1400
- 2000
Q11 | What happens to the availability in a combined cycle plant?
- decreases
- increases
- remains same
- cannot say
Q12 | By superposing a high temperature power plant as a topping unit to the steam plant, the energy conversion efficiency achieved is?
- higher
- lower
- maximum
- minimum
Q13 | Which of the following is not a type of Combined Plant?
- sodium- mercury-potassium plant
- gas turbine-steam turbine plant
- thermionic steam plant
- thermoelectric steam plant
Q14 | Which of these is not a component of nuclear reactor?
- reactor core
- refractor
- control rod
- biological shield
Q15 | Which of these is not a merit of nuclear power?
- amount of fuel required is small
- plant requires a huge amount of area
- demand for coal and oil is reduced
- most economical in large quantities
Q16 | The thermionic generator is essentially which kind of device?
- low voltage & high current
- high voltage & high current
- low voltage & low current
- high voltage and high current
Q17 | What efficiencies of thermionic power generator have been realised?
- 50-60%
- 40-50%
- 10-20%
- 30-40%
Q18 | In an electron beam, the average kinetic energy of an electron is given by
- 2kt
- 3kt
- 1.5kt
- 2.5kt
Q19 | PWR stands for
- power
- partially weathered rock
- pressurized water reactor
- packaging waste regulations
Q20 | What does the top of the pressurizer in pressurized water reactor consists of at primary system pressure?
- steam
- air
- water
- fluids
Q21 | Select the incorrect statement which supports PWR.
- water is used as coolant
- pwr is stable in operation
- uses natural fuel
- pwr has positive power demand coefficient
Q22 | Select the incorrect statement about PWR.
- high primary circuit pressure requires a strong pressure vessel
- corrosion is less in pwr
- during fuel charging in pwr, the reactor has to be shut down at least for a month
- pwr results in uneven heating
Q23 | LWR stands for
- lower water reactor
- line water reactor
- liquefied water reactor
- light water reactor
Q24 | In which reactor is the coolant in direct contact with the heat producing nuclear fuel?
- fast breeder reactor
- pressurized water reactor
- boiling water reactor
- heavy water reactor
Q25 | How many types of Boiling water reactor cycles are there?
- 2
- 3
- 4
- 5