Electrical Power Generation MCQs Part 4

a. The turbine which is recommended for extremely low heads:

  1. Kaplan turbine
  2. Pelton turbine
  3. Any impulse turbine
  4. Bulb turbine

Correct answer: 4. Bulb turbine

b. The basic purpose of precipitator in a steam power station is to:

  1. Raise the temperature of superheater
  2. Collect dust
  3. Both of these
  4. None of these

Correct answer: 2. Collect dust

c. Travelling gate is:

  1. A type of stocker
  2. Used to control the flow of water in the dam
  3. A used in ball mills
  4. Used in boilers for feeding water

Correct answer: 1. A type of stocker

d. The closely related term which explains the flow in the Deriaz turbines:

  1. Axial
  2. Diagnol
  3. Tangential
  4. None of these

Correct answer: 2. Diagnol

e. The hydrograph is a plot between:

  1. Discharge and percentage of time
  2. Discharge and flow time
  3. Cumulative flow and time
  4. None of these

Correct answer: 2. Discharge and flow time

f. The pump storage power plant is designed to fulfill the demand for:

  1. Baseload hours
  2. Peak load hours
  3. Both of these
  4. None of these

Correct answer: 2. Peak load hours

g. A high head power plant uses:

  1. Francis
  2. Kaplan
  3. Propeller
  4. Pelton

Correct answer: 4. Pelton

h. The hydro turbine which turns at lowest RPM:

  1. Francis
  2. Kaplan
  3. Propeller
  4. Pelton

Correct answer: 4. Pelton

i. The engine which does not contain a spark plug:

  1. Petrol engine
  2. Diesel Engine
  3. 4 Stroke Engine
  4. 2 Stroke Engine

Correct answer: 2. Diesel engine

j. Lubrication is done to:

  1. Reduce wear and tear
  2. Reduce losses due to friction
  3. To improve efficiency
  4. All of these

Correct answer: 4. All of these


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