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Mechanical Engineering · all questions

Steam Boilers, Engines, Nozzles And Turbines
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The expansion of steam in a nozzle follows

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In a uniflow engine

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The mechanical draught _________ with the amount of smoke.

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Gradually increasing temperature of flue gases at inlet to chimney for given steam outputs is an indication of

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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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The radius of a dished head is taken approximately as

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Boiler parameters are expressed by

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

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

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

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In a steam engine, superheated steam from the boiler is fed into the steam chest at a pressure of

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The draught may be produced by a

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At which pressure the properties of water and steam become identical

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The average operating pressure of Benson boiler is

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The rate of steam produced in Benson boiler is

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The effect of bleeding is that

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Which of the following is not a boiler mounting?

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The pressure of steam in the engine cylinder at the beginning of the stroke is ________ the boiler pressure.

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The heat balance sheet for the boiler shows the

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Which of the following gases has the highest calorific value?

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