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Engineering - Mechanical Engineering

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31.

One kilowatt-hour energy is equivalent to

A.	1000 J	B.	360 kJ
C.	3600 kJ	D.	3600 kW/sec

32.

Orsat meter is used for

A.	gravimetric analysis of the flue gases	B.	volumetric analysis of the flue gases
C.	mass flow of the flue gases	D.	measuring smoke density of flue gases

33.

Pick up the correct statement as regards Cornish boiler and Lancashire boiler

A.	cornish is fire tube and lancashire is water tube	B.	cornish is water tube and lancashire is fire tube
C.	cornish has two fire tubes and lancashire has one	D.	lancashire has two fire tubes and cornish has one

34.

Pick up the wrong statement about critical condition of steam

A.	latent heat is zero	B.	liquid directly becomes steam
C.	specific volume of steam and liquid is same	D.	this is the maximum pressure limit

35.

Steam engine operates on

A.	carnot cycle	B.	joule cycle
C.	Stirling cycle	D.	brayton cycle

36.

Stoichiometric quantity of air is the

A.	air present in atmosphere at NTP conditions	B.	air required for complete combustion of fuel with no excess air
C.	air required for optimum combustion so as to have reasonable excess air	D.	air required to convert CO into C02

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