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Steam Boilers, Engines, Nozzles and Turbines

Steam Boilers, Engines, Nozzles and Turbines
The forced circulation of water does not take place in

Benson boiler
Lancashire boiler
LaMont boiler
Velox boiler

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Steam Boilers, Engines, Nozzles and Turbines
1 kg.m is equal to

102 Joules
427 Joules
None of these
9.81 Joules

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Steam Boilers, Engines, Nozzles and Turbines
The radius of a dished head is taken approximately as

Half
Two
One fourth
One

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Steam Boilers, Engines, Nozzles and Turbines
An ideal regenerative cycle is

Equal to Carnot cycle
More than Carnot cycle
Less than Carnot cycle
Could be anything

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Steam Boilers, Engines, Nozzles and Turbines
The diameters of fire tubes and superheater tubes in locomotive boiler are

24.5 mm, 65 mm
32.5 mm, 180 mm
65.5 mm, 210 mm
47.5 mm, 130 mm

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Steam Boilers, Engines, Nozzles and Turbines
Willian’s line follows the law (where b = A constant representing the shape of the Willian’s line, a = Another constant i.e. no load consumption per hour, I.P. = Indicated power, and m = Steam consumption per hour)

I.P. = b × m + a
m = (b/I.P.) - a
m = a + b × I.P.
I.P. = a × m + b

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