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Steam Boilers, Engines, Nozzles and Turbines

Steam Boilers, Engines, Nozzles and Turbines
On Millier chart, the constant pressure lines

Diverge from left to right
Are equally spaced throughout
Diverge from right to left
First rise up and then fall

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Steam Boilers, Engines, Nozzles and Turbines
The impulse reaction turbine has its driving force

None of the listed here
As a reaction force
Partly as an impulsive force and partly as a reaction force
As an impulsive force

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

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

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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.

More
Less
Equal
None of these

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Steam Boilers, Engines, Nozzles and Turbines
The average value of diagram factor lies between

0.5 to 0.65
0.65 to 0.9
0.8 to 1.2
0.2 to 0.5

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Steam Boilers, Engines, Nozzles and Turbines
In impulse turbines, when friction is neglected, the relative velocity of steam at outlet tip of the blade is _________ the relative velocity of steam at inlet tip of the blade.

Greater than
Less than
Equal to
None of these

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MORE MCQ ON Steam Boilers, Engines, Nozzles and Turbines

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