electrical-power-generation-mcqs-part-8
Electrical Engineering Mcqs 

Electrical Power Generation MCQs Part 10

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The series of MCQs belongs to Electrical Power Generations MCQs.

Contents

The correct order in which turbines are installed in a steam power station

a. The correct order in which turbines are installed in a steam power station:

  1. High pressure, then medium pressure, then low pressure
  2. High pressure, then low pressure, then medium pressure
  3. Low pressure, then high pressure, then medium pressure
  4. Low pressure, then medium pressure, then high pressure

Correct answer: 1. High pressure, then medium pressure, then low pressure

The condenser in steam power plant condenses the steam coming out from

b. The condenser in steam power plant condenses the steam coming out from:

  1. Boiler
  2. Turbine
  3. Economizer
  4. None of these

Correct answer: 1. Boiler

The preferred type of boiler is steam power stations prefer

c. The preferred type of boiler is steam power stations prefer:

  1. Water tube boiler
  2. Fire tube boiler
  3. Drum boiler
  4. Depends on power capacity

Correct answer: 1. Water tube boiler

Air contains the percentage of nitrogen

d. Air contains the percentage of nitrogen:

  1. 11%
  2. 21%
  3. 61%
  4. 79%

Correct answer: 2. 21%

Cetane is

e. Cetane is:

  1. Hexadecane
  2. Dodecane
  3. Tetradecane
  4. Decane

Correct answer: 1. Hexadecane

The formula of cetane is

d. The formula of cetane is:

  1. C7H16
  2. C16H34
  3. C12H26
  4. C17H36

Correct answer: 2. C16H34

Higher cetane fuels have

e. Higher cetane fuels have:

  1. Longer ignition delay
  2. Shorter ignition delay

Correct answer: 2. Shorter ignition delay

Air required by diesel power plant per kWh

f. Air required by diesel power plant per kWh:

  1. 1 to 4 m3
  2. 4 to 8 m3
  3. 8 to 12 m3
  4. 12 to 24 m3

Correct answer: 2. 4 to 8 m3

The essential features of diesel engine exhaust system

g. The essential features of diesel engine exhaust system:

  1. Isolation of vibrations
  2. Less noisy
  3. Reduction of air pollution
  4. All of these
  5. None of these

Correct answer: 4. All of these

The part of diesel engine which required lubrication

h. The part of diesel engine which required lubrication:

  1. Gears
  2. Piston
  3. Connecting rod
  4. Bearings
  5. All of these

Correct answer: 5. All of these

Usually, diesel engine alternator poles are of

i. Usually, diesel engine alternator poles are of:

  1. Salient type
  2. Nonsalient type
  3. Both are possible
  4. The alternator is not used with diesel engine

Correct answer: 1. Salient type

For same output, the size of the vessel for boiling water reactor is __________ than pressurized water reactor

j. For same output, the size of the vessel for boiling water reactor is __________ than pressurized water reactor:

  1. Smaller
  2. Larger
  3. Equal in size
  4. 10 times Smaller

Correct answer: 2. Larger

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