Mechanical Engineering - Steam Nozzles and Turbines

Exercise : Steam Nozzles and Turbines - Section 2
36.
The ratio of the workdone on the blades per kg of steam to the total energy supplied per stage per kg of steam is called
blading efficiency
nozzle efficiency
stage efficiency
mechanical efficiency
Answer: Option
Explanation:
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37.
The diagram efficiency is the ratio of
workdone on the blades to the energy supplied to the blades
workdone on the blades per kg of steam to the total energy supplied per stage per kg of steam
energy supplied to the blades per kg of steam to the total energy supplied per stage per kg of steam
none of the above
Answer: Option
Explanation:
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38.
The Rankine efficiency depends upon total useful heat drop and total isentropic heat drop.
Correct
Incorrect
Answer: Option
Explanation:
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39.
Blading efficiency is also known as
stage efficiency
diagram efficiency
nozzle efficiency
none of these
Answer: Option
Explanation:
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40.
The pressure of steam, in reaction turbines, is reduced in the fixed blades as well as in moving blades.
Correct
Incorrect
Answer: Option
Explanation:
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