Multiple Choice Questions on IC Engines and Nuclear Power PlantsThe Following Section consists of Multiple Choice Questions onĀ IC Engines and Nuclear Power Plants.
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IC Engines and Nuclear Power Plants MCQ 1
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Question 1 of 20
1. Question
1 pointsNuclear reactors are used
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Question 2 of 20
2. Question
1 pointsThe object of supercharging the engine is
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Question 3 of 20
3. Question
1 pointsThe thermal efficiency of a standard Otto cycle for a compression ratio of 5.5 will be
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Question 4 of 20
4. Question
1 pointsThe purpose of testing an internal combustion engine is
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Question 5 of 20
5. Question
1 pointsThe compensating jet in a carburettor supplies almost constant amount of petrol at all speeds because the
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Question 6 of 20
6. Question
1 pointsReactors for propulsion applications are designed for
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Question 7 of 20
7. Question
1 pointsIn a four stroke cycle, the minimum temperature inside the engine cylinder occurs at the
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Question 8 of 20
8. Question
1 pointsThe reference fuels for knock rating of spark ignition engines would include
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Question 9 of 20
9. Question
1 pointsThe brake power of a diesel engine, keeping other parameters constant, can be increased by
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Question 10 of 20
10. Question
1 pointsIn a diesel engine, the duration between the time of injection and ignition, is known as
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Question 11 of 20
11. Question
1 pointsIn a four stroke cycle petrol engine, the charge is ignited at
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Question 12 of 20
12. Question
1 pointsThe effective inhibitor of pre-ignition is
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Question 13 of 20
13. Question
1 pointsThe exhaust valve in a four stroke cycle petrol engine
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Question 14 of 20
14. Question
1 pointsThe expansion of fuel in a four stroke cycle diesel engine
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Question 15 of 20
15. Question
1 pointsThe thermal efficiency of diesel engines is about
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Question 16 of 20
16. Question
1 pointsA moderator generally used in nuclear power plants is
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Question 17 of 20
17. Question
1 pointsA moderator, in nuclear power plants, is a medium introduced into the fuel mass in order to
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Question 18 of 20
18. Question
1 pointsWhere reactor operation is designed with fast neutrons such as in reactors using highly enriched fuel, the moderator used is
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Question 19 of 20
19. Question
1 pointsThe ratio of the volume of charge admitted at N.T.P. to the swept volume of the piston is called
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Question 20 of 20
20. Question
1 pointsPre-ignition is caused by the spontantaneous combustion of the mixture before the end of the compression stroke, and is due to
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IC Engines and Nuclear Power Plants MCQ 2
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Question 1 of 20
1. Question
1 pointsMorse test can be conducted for
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Question 2 of 20
2. Question
1 pointsThe nuclear radiators produced in a reactor which must be sheilded are
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Question 3 of 20
3. Question
1 pointsThe thermal efficiency of diesel engines on weak mixtures is
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Question 4 of 20
4. Question
1 pointsThe injection pressure in a diesel engine is about
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Question 5 of 20
5. Question
1 pointsTheoretically, a four stroke cycle engine should develop __________ power as that of a two stroke cycle engine.
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Question 6 of 20
6. Question
1 pointsA diesel engine has compression ratio from
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Question 7 of 20
7. Question
1 pointsHigh speed compression engines operate on
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Question 8 of 20
8. Question
1 pointsThe frictional power (F.P.) is given by
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Question 9 of 20
9. Question
1 pointsThe pressure at the end of compression, in diesel engines, is approximately
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Question 10 of 20
10. Question
1 pointsIn a four stroke cycle petrol engine, the inlet valve
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Question 11 of 20
11. Question
1 pointsA diesel engine has
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Question 12 of 20
12. Question
1 pointsThe nuclear power station at Tarapur has the reactor of the __________ type.
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Question 13 of 20
13. Question
1 pointsWhich of the following does not relate to a compression ignition engine?
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Question 14 of 20
14. Question
1 pointsA moderator, apart from its high neutron slowing power, and low non-productive neutron, should be
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Question 15 of 20
15. Question
1 pointsThe delay period in compression ignition engines depends upon
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Question 16 of 20
16. Question
1 pointsThe function of a distributor in a coil ignition system of I.C. engines is
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Question 17 of 20
17. Question
1 pointsThe energy released during the fission of one atom of Uranium ā 235 in million electron volts is about
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Question 18 of 20
18. Question
1 pointsThe basic requirement of a good combustion chamber is
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Question 19 of 20
19. Question
1 pointsThe theoretically correct mixture of air and petrol is
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Question 20 of 20
20. Question
1 pointsA carburettor is used to supply
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IC Engines and Nuclear Power Plants MCQ 3
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Question 1 of 20
1. Question
1 pointsThe knocking in spark ignition engines can be reduced by
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Question 2 of 20
2. Question
1 pointsThe advancing of spark timing in spark ignition engines will __________ knocking tendency.
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Question 3 of 20
3. Question
1 pointsWhich of the following statement is correct regarding petrol engines?
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Question 4 of 20
4. Question
1 pointsThe thermodynamic cycle on which the petrol engine works, is
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Question 5 of 20
5. Question
1 pointsThe maximum propulsive efficiency of a turbo-jet engine is at a speed of
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Question 6 of 20
6. Question
1 pointsIn order to mix air and petrol in the required proportion and to supply it to the engine during suction stroke, then __________ is employed.
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Question 7 of 20
7. Question
1 pointsThe correct mixture strength (by weight) for petrol is about
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Question 8 of 20
8. Question
1 pointsThe increase of efficiency of a compression ignition engine, as the load decreases, is due to
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Question 9 of 20
9. Question
1 pointsIn a four stroke cycle diesel engine, the exhaust valve
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Question 10 of 20
10. Question
1 pointsThe colour of exhaust from diesel engine is generally.
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Question 11 of 20
11. Question
1 pointsIn compression ignition engines, swirl denotes a
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Question 12 of 20
12. Question
1 pointsThe working pressure and temperature inside the cylinder of an internal combustion engine is __________ as compared to a steam engine.
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Question 13 of 20
13. Question
1 pointsThe ratio of the brake power to the indicated power is called
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Question 14 of 20
14. Question
1 pointsMorse test is used to determine the I.P. of a
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Question 15 of 20
15. Question
1 pointsWhich of the following statement is wrong ?
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Question 16 of 20
16. Question
1 pointsThe inlet valve of a four stroke cycle internal combustion engine remains open for
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Question 17 of 20
17. Question
1 pointsA moderator
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Question 18 of 20
18. Question
1 pointsA mixture containing 65% of iso-octane and 35% of normal heptane will have
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Question 19 of 20
19. Question
1 pointsWhich of the following statement is correct regarding petrol engines?
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Question 20 of 20
20. Question
1 pointsSupercharging __________ the power developed by the engine.
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IC Engines and Nuclear Power Plants MCQ 4
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Question 1 of 20
1. Question
1 pointsSolid fuel fabricated into various small shapes, which are assembled to form fuel elements, is in the form of
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Question 2 of 20
2. Question
1 pointsA higher compression ratio causes
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Question 3 of 20
3. Question
1 pointsWhich one of the following event would reduce volumetric efficiency of a vertical compression ignition engine ?
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Question 4 of 20
4. Question
1 pointsThe scavenging efficiency of a tour stroke cycle diesel engine is
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Question 5 of 20
5. Question
1 pointsThe material most commonly used for sheilding is
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Question 6 of 20
6. Question
1 pointsThe two reference fuels used for cetane rating are
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Question 7 of 20
7. Question
1 pointsNumber of working strokes per min. for a two stroke cycle engine are __________ the speed of the engine in r.p.m.
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Question 8 of 20
8. Question
1 pointsA diesel engine is __________ as compared to petrol engine, both running at rated load.
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Question 9 of 20
9. Question
1 pointsA fuel of cetane number 40 has the same ignition quality as a mixture of
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Question 10 of 20
10. Question
1 pointsThe voltage required to produce a spark across the gap, between the sparking points is
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Question 11 of 20
11. Question
1 pointsReflector in nuclear power plants __________ neutron leakage.
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Question 12 of 20
12. Question
1 pointsThe injector nozzle of a compression ignition engine is required to inject fuel at a sufficiently high pressure in order to
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Question 13 of 20
13. Question
1 pointsIn petrol engines, the delay period is of the order of
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Question 14 of 20
14. Question
1 pointsIn a four stroke cycle petrol engine, the pressure inside the engine cylinder during the suction stroke is __________ the atmospheric pressure.
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Question 15 of 20
15. Question
1 pointsThe pressure at the end of compression, in petrol engines, is approximately
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Question 16 of 20
16. Question
1 pointsIn order to eliminate knocking in compression ignition engines, there should be
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Question 17 of 20
17. Question
1 pointsWhich of the following statement is correct ?
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Question 18 of 20
18. Question
1 pointsThe specific fuel consumption per B.P. hour for a petrol engine is about
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Question 19 of 20
19. Question
1 pointsIf the speed of the engine is increased, the indicated power will
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Question 20 of 20
20. Question
1 pointsThe control rods in the control system of nuclear reactors are used to
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