Electrical Engineering MCQs

Page No. 299

Which of the following application requires high starting torque ?


aLathe machine


bCentrifugal pump


cLocomotive


dAir blower


View Answer Locomotive

The direction of rotation of a D.C. series motor can be changed by___________?


a interchanging supply terminals


b interchanging field terminals


ceither of A. and B. above


dNone of the above



No-load speed of which of the following motor will be highest ?


aShunt motor


bSeries motor


cCumulative compound motor


dDifferentiate compound motor


View Answer Series motor

Which of the following power plant has least efficiency_________?


aNuclear power plant


bHydro power plant


cSteam power plant


dDiesel power plant


View Answer Steam power plant

A steam power stations basically work on the______________?


athermodynamic cycle


bRankin cycle


cVapor pressure cycle


dCarton cycle


View Answer Rankin cycle

Which of the following Power Plant causes least environmental pollution____________?


a Thermal Power Plant


bHydro Power Plant


cNuclear Power Plant


dDiesel Power Plant


View Answer Hydro Power Plant

Which of the following power plant usually offer highest maintenance cost___________?


aNuclear power plants


bHydro-electric power plants


cThermal power plants


dDiesel engine power plant


View Answer Thermal power plants

The overall efficiency of a steam power station is ________ its thermal efficiency.


aless than


bequal to


cgreater than


dnone of the above


View Answer less than

Which of the following is usually not the generating voltage__________?


a6.6 kV


b9.9 kV


c11kV


d13.2kV


View Answer 9.9 kV

A gas turbine basically work on


aCarnot cycle


bRankin cycle


cBrayton cycle


dDual cycle


View Answer Brayton cycle

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