Q. In case of non-condensing steam engines, the pressure of steam in the cylinder during exhaust stroke is __________ the condenser pressure.

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Q. A compound steam engine requires a heavier flywheel than simple steam engines.

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Q. For the same diameter and thickness of tube, a water tube boiler has __________ heating surface as compared to fire tube boiler.

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Q. Throttle governing of steam engines is a method of controlling the engine output by varying

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Q. In a double acting steam engine, the steam is admitted on one side of the piston and two working strokes are produced during each revolution of the crankshaft.

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Q. Cornish boilers are multi-tubular boilers.

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Q. Expansion ratio is the ratio of

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Q. The ratio of the clearance volume to the swept volume is called

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Q. The air pressure at the fuel bed is reduced below that of atmosphere by means of a fan placed at or near the bottom of the chimney to produce a draught. Such a draught is called

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Q. The Locomotive boiler has

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Q. The shell of the Cochran boiler is made hemispherical

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Q. A __________ in a boiler is used to put off fire in the furnace of the boiler when the level of water in the boiler falls to an unsafe limit.

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Q. The draught is the __________ of pressures above and below the fire grate.

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Q. The function of an eccentric is to provide __________ motion to the slide valve.

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Q. The water tubes in a Babcock and Wilcox boiler are

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Q. In case of condensing steam engines, the pressure of steam in the cylinder during exhaust stroke is __________ the atmospheric pressure.

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Q. Blow off cock in a boiler is used to

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Q. The selection of type and size of a steam boiler depends upon

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Q. The maximum steam pressure in a Locomotive boiler is limited to

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

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