Steam Power Plant and Rankine Cycle Questions
Authored by Mohammad aliraqi
English
University
Used 7+ times
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20 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the primary function of a closed feedwater heater in a steam power plant?
To mix steam and feedwater
To transfer heat from extracted steam to feedwater without mixing
To increase the pressure of the feedwater
To reduce the temperature of the steam
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In an ideal closed feedwater heater, what is the condition of the extracted steam as it leaves the heater?
Superheated vapor
Saturated liquid
Subcooled liquid
Wet vapor
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the purpose of a trap in a steam power plant?
A) To mix steam and water
B) To throttle liquid to a lower pressure while trapping vapor
C) To increase the enthalpy of the steam
D) To reduce the temperature of the feedwater
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In the regenerative Rankine cycle, what is the effect of increasing the number of feedwater heaters?
Decreases thermal efficiency
Increases thermal efficiency
No effect on thermal efficiency
Increases the work output of the turbine
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In the reheat-regenerative Rankine cycle, what is the purpose of reheating the steam?
To increase the pressure of the steam
To increase the temperature of the steam before it enters the low pressure turbine
To reduce the moisture
To reduce the work output of the turbine
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the primary purpose of cogeneration in industrial applications?
To generate electricity only
To utilize latent heat for heating and drying, and to generate power
To reduce the pressure of steam
To increase the temperature of steam
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following industries commonly uses cogeneration?
Paper mills
Textile mills
Chemical factories
All of the above
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