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Steam Boilers, Engines, Nozzles and Turbines

Steam Boilers, Engines, Nozzles and Turbines
In a Tandem type compound engine, the high pressure and low pressure cylinders

Have common piston rod
Are set in V-arrangement
Have separate piston rods
Are set at 90°

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Steam Boilers, Engines, Nozzles and Turbines
For the same diameter and thickness of tube, a water tube boiler has ________ heating surface as compared to fire tube boiler.

Less
Equal
None of these
More

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Steam Boilers, Engines, Nozzles and Turbines
The balanced draft furnace is one using

Induced draft fan and chimney
Forced draft fan and chimney
Any one of the above
Induced draft fan and forced draft fan

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Steam Boilers, Engines, Nozzles and Turbines
On Mollier chart, free expansion, or throttling process from high pressure to atmosphere is represented by

Curved line
Straight inclined line
Horizontal straight line
Vertical straight line

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Steam Boilers, Engines, Nozzles and Turbines
The Locomotive boiler has

157 fire tubes and 24 superheated tubes
167 fire tubes and 14 superheated tubes
137 fire tubes and 44 superheated tubes
147 fire tubes and 34 superheated tubes

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Steam Boilers, Engines, Nozzles and Turbines
The value of diagram factor depends upon

Initial conditions of steam
Back pressure
All of these
Initial pressure of steam

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MORE MCQ ON Steam Boilers, Engines, Nozzles and Turbines

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