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Steam Boilers, Engines, Nozzles and Turbines

Steam Boilers, Engines, Nozzles and Turbines
Curtis turbine is a

Simple reaction turbine
Pressure compounded turbine
Velocity compounded turbine
Pressure-velocity compounded turbine

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Steam Boilers, Engines, Nozzles and Turbines
When steam after doing work in the cylinder passes into a condenser, the engine is said to be a

Non-condensing steam engine
Slow speed engine
Condensing steam engine
Vertical steam engine

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Steam Boilers, Engines, Nozzles and Turbines
Water tube boilers are those in which

Change in enthalpy
Flue gases pass through tubes and water around it
Work is done during adiabatic expansion
Water passes through the tubes and flue gases around it

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Steam Boilers, Engines, Nozzles and Turbines
The specific heat of superheated steam in kcal/kg is generally of the order of

0.3
0.1
0.5
0.8

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Steam Boilers, Engines, Nozzles and Turbines
For maximum discharge through a chimney, the condition is that height of hot gas column producing the draught should be

Two times the height of chimney
One-half the height of chimney
Four times the height of chimney
Equal to the height of chimney

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Steam Boilers, Engines, Nozzles and Turbines
Fire tube boilers are limited to a maximum working pressure of

0.17 MN/m²
17 MN/m²
1.7 MN/m²
170 MN/m²

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MORE MCQ ON Steam Boilers, Engines, Nozzles and Turbines

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