IC Engines Mcqs


Q.  In petrol engine, increase of cooling water temperature will_________________?

a. increase the knocking tendency
b. decrease the knocking tendecny
c. not affect the knocking tendency
d. increase or decrease knocking tendency depedning on strength and time of spark
e. unpredictable


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MCQs:  The termal efficiency of a petrol engine at design load is around_________________?
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MCQs:  As the number of cylinders in multi-cylinder engine increases, the power to weight ratio_______________?
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MCQs:  All the four operations in two stroke engine are performed in following number of revolutions of crank shaft______________________?
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MCQs:  In the case of petrol engine at maximum output, the percentage of CO in exhaust gases is ____________________?
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MCQs:  In a diesel engine, injection pressure developed by injector is of the order of______________?
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MCQs:  In precombustion chamber in diesel engine________________?
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MCQs:  The thermal efficiency of a semi-diesel cycle having fixed compression ratio and fixed quantity of heat, with increase in pressure ratio will_______________?
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MCQs:  In the case of compression ignition engine, the %age of CO in exhaust gases is________________?
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MCQs:  A two stroke engine is usually identified by__________________?
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MCQs:  A two stroke crank compressed engine has following ports in the cylinder_______________?
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MCQs:  Scavenging air is supplied to a two-stroke engine at a density greater than that of atmosphere. This means the engine is__________________?
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MCQs:  In turbulence chamber in diesel engine__________________?
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MCQs:  If petrol is used in a diesel engine, then______________?
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MCQs:  Deposition of carbon in petrol engine cylinder would result in increase of__________________?
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MCQs:  The part load efficiency of a carburettor is,___________________?
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MCQs:  The basic requirement of a good combustion chamber is___________________?
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MCQs:  The following type of carburettor is preferred_______________?
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MCQs:  The theoretically correct mixture of air and petrol is approximately ________________?
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MCQs:  Carburretion is done to________________?
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MCQs:  With increase in engine speed, the ignition of spark in petrol engine has to be __________________?
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