Q. In a petrol engine, the charge is ignited with the help of a spark plug.

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Q. Reflector in nuclear power plants __________ neutron leakage.

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Q. Number 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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Q. The injector nozzle of a compression ignition engine is required to inject fuel at a sufficiently high pressure in order to

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Q. A two stroke cycle engine occupies larger floor area than a four stroke cycle engine.

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Q. Spark plugs in automobiles generally have a gap between

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Q. The injection of fuel by external source is not required in case of engines working on Otto cycle.

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Q. The running cost of a petrol engine is __________ than that of a diesel engine.

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Q. In a petrol engine, if diesel is used, then the engine will

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Q. Number of working strokes per min. for a four stroke cycle engine are __________ the speed of the engine in r.p.m.

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Q. Solid fuel fabricated into various small shapes, which are assembled to form fuel elements, is in the form of

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Q. Which of the following statement is wrong ?

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Q. The turbine of the turbo-prop engine is __________ that of the turbo-jet engine.

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Q. A higher compression ratio causes

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Q. Which of the following statement is correct ?

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Q. In a four stroke cycle petrol engine, the pressure inside the engine cylinder during the suction stroke is __________ the atmospheric pressure.

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Q. A diesel engine is __________ as compared to petrol engine, both running at rated load.

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Q. Which one of the following event would reduce volumetric efficiency of a vertical compression ignition engine ?

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Q. The pressure at the end of compression, in petrol engines, is approximately

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Q. The sparking in a petrol engine increases pressure and temperature of the products of combustion, but the volume remains constant.

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