Q. An economiser is installed in a boiler primarily to

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Q. The theoretical indicator diagram of a simple steam engine is based upon the assumption that

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Q. Water tube boilers produce steam at a __________ pressure than that of fire tube boilers.

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Q. The equivalent evaporation is defined as

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Q. Locomotive boiler is a

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Q. The ratio of the __________ to the volume at cut-off is called expansion ratio.

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Q. In water tube boilers, the water passes through the tubes which are surrounded by flames and hot gases.

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Q. Which of the following is a water tube boiler ?

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Q. The number of fire tubes in a Cochran boiler are

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Q. The actual power supplied by the engine crankshaft is called

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Q. The draught produced by a steam jet issuing from a nozzle placed in the chimney is called

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Q. The chimney draught varies with

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Q. Benson boiler requires

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Q. The high pressure and low pressure cylinders in a Tandem type compound engine are regarded as having cranks

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Q. The amount of water evaporated or steam produced in kg per kg of fuel burnt is known as power of a boiler.

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Q. The fire tubes in a Cochran boiler usually have __________ diameter.

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Q. Cut-off governing as compared to throttle governing is

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Q. A compound steam engine in which piston rods of high pressure and low pressure cylinders ' are attached to two different cranks set at 180° to each other, is called

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Q. The heat balance sheet for the boiler shows the

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Q. The performance of a boiler is measured by the

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