IC Engines and Nuclear Power Plants - Part 1 Online Exam Quiz

IC Engines and Nuclear Power Plants - Part 1 GK Quiz. Question and Answers related to IC Engines and Nuclear Power Plants - Part 1. MCQ (Multiple Choice Questions with answers about IC Engines and Nuclear Power Plants - Part 1

The reference fuels for knock rating of spark ignition engines would include


A : iso-octane and alpha-methyl naphthalene

B : normal octane and aniline

C : iso-octane and normal hexane

D : normal heptane and iso-octane

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In a four stroke cycle, the minimum temperature inside the engine cylinder occurs at the


A : beginning of suction stroke

B : end of suction stroke

C : beginning of exhaust stroke

D : end of exhaust stroke

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In hit and miss governing, the fuel supply is cut-off completely during one or more number of cycles.


A : Yes

B : No

C : -

D : -

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The thermal efficiency of a standard Otto cycle for a compression ratio of 5.5 will be


A : 25%

B : 50%

C : 70%

D : 100%

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The ratio of the volume of charge admitted at N.T.P. to the swept volume of the piston is called


A : mechanical efficiency

B : overall efficiency

C : volumetric efficiency

D : relative efficiency

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The exhaust valve in a four stroke cycle petrol engine


A : opens at 50° before bottom dead centre and closes at 15° after top dead centre

B : opens at bottom dead centre and closes at top dead centre

C : opens at 50° after bottom dead centre and closes at 15° before top dead centre

D : may open and close anywhere

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Nuclear reactors are used


A : to produce heat for thermoelectric power

B : to produce fissionable material

C : to propel ships, submarines, aircrafts

D : all of these

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A moderator generally used in nuclear power plants is


A : graphite

B : heavy water

C : concrete

D : graphite and concrete

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The predominent isotope of the naturally occuring element is


A : U 235

B : U 238

C : Pu 233

D : Pu 239

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The brake power of a diesel engine, keeping other parameters constant, can be increased by


A : decreasing the density of intake air

B : increasing the temperature of intake air

C : increasing the pressure of intake air

D : decreasing the pressure of intake air

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