Steam Turbine Mcq – Steam Turbine Mcq Guide for 2024 Exam Preparation!

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Guide on Steam Turbine (Steam Turbine Multiple Choice Questions and Answers) is best if you are preparing for mechanical engineering exams for 2024!

You can also download this Steam Turbine Mcq(Steam Turbine Multiple Choice Questions) guide for free here! MCQs on Steam Turbine (Questions and Answers) guide will help all students in understanding all chapters of Steam Turbine. We have created this guide on Steam Turbine, for all the aspiring students who are preparing for mechanical engineering exams in 2024!

What can be called as steam turbine?

a) Machine that utilizes pressurized steam to extract mechanical energy

b) Machine that utilizes pressurized steam to extract thermal energy

c) Machine that utilizes pressurized steam to extract kinetic energy

d) Machine that utilizes pressurized steam to extract electrical energy

Correct Answer: B

What can be called as rotor steam turbine?

a) Spinning component with wheels

b) Spinning component with wheels and blades disconnected

c) Spinning component with wheels and blades connected

d) Spinning component with blades

Correct Answer: C

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Why casing is utilized in turbine?

a) Forms the outside wall of the main flow duct to remain concentric

b) Forms the inside wall of the main flow duct to remain concentric

c) Forms the outside wall of the main flow duct to not remain concentric

d) None of the mentioned

Correct Answer: A

Which of the following can also be known as Non Condensing steam turbine?

a) Back pressure steam turbine

b) Impulse steam turbine

c) Extraction steam turbine

d) None of the mentioned

Correct Answer: A

What can be called as gas turbine?

a) A machine that uses a combustion engine to convert liquid fuels into mechanical energy

b) A machine that uses a diesel engine to convert liquid fuels into mechanical energy

c) A machine that uses a combustion engine to convert liquid fuels into mechanical energy

d) A machine that uses a combustion engine to convert liquid fuels into electrical energy

Correct Answer: A

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Which of the following is a type of turbine classified based on the fuel that supplies the driving force?

a) Steam Turbine

b) Gas Turbine

c) Wind Turbine

d) All of the mentioned

Correct Answer: D

Steam turbine is classified as per the basis of __________

a) type of Steam flow

b) type of blades

c) exhausting condition

d) all of the mentioned

Correct Answer: D

In which of the following Cross compound steam turbines which was used?

a) marine ships

b) automobiles

c) generation of electricity

d) none of the mentioned

Correct Answer: A

In order to generate energy in Sahara Desert where water is available in greatly low amount. Which of the following system we are able to employ in such a place?

a) Gas Turbine

b) Tidal Engine

c) Steam Turbine

d) Gas & Steam Engine

Correct Answer: A

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Gas and Steam turbine merged power plant creates a more electricity than traditional power plants by how much percent?

a) 56

b) 94

c) 50

d) The given statement is false

Correct Answer: C

As per the limits, upper efficiency of steam turbines would be fixed to _________

a) 5-10%

b) 15-30%

c) 40-50%

d) 35-45%

Correct Answer: D

Pankaj watches a jet in the air with a long trail of exhaust gas at its rear. What kind of engine do they run on?

a) Jet Propulsion Gas Turbine

b) Prop Jet

c) Steam turbine

d) Back Pressure Gas Turbine

Correct Answer: C

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_______ of electricity in United States is created utilizing steam turbine.

a) 88%

b) 56%

c) 78%

d) 35%

Correct Answer: A

________ takes place as per the thermal stresses in the steam turbine cylinder.

a) Depends

b) Expansion

c) Compression

d) None of the mentioned

Correct Answer: B

High power density is the advantage obtained from _______

a) steam Turbines

b) cryogenic Gas turbines

c) solar Gas turbines

d) none of the mentioned

Correct Answer: C

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Thickness of the cylinder wall must be________ in steam turbines.

a) decreasing

b) constant

c) increased

d) none of the mentioned

Correct Answer: B

Gas turbine can also be called as which of the following?

a) Steam turbine

b) Combustion turbine

c) Velocity turbine

d) None of the mentioned

Correct Answer: B

If Carnot cycle has maximum possible thermal efficiency, then why don’t the steam turbine power plants run on Carnot cycle?

a) As per boiler could not be maintained at constant pressure in Carnot cycle

b) Since work consumed by compressor is approximately equal to work created by turbine

c) As mean temperature of heat addition is quite low in case of Carnot cycle

d) Because the process of heat addition is at constant temperature

Correct Answer: B

Gas turbines works upon which of the following cycle?

a) Diesel cycle

b) Brayton cycle

c) Rankine cycle

d) None of the mentioned

Correct Answer: B

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Superficial steam turbines releases _______ CO2.

a) low

b) does not release

c) high

d) none of the mentioned

Correct Answer: B

Steam turbines work on __________

a) Dual cycle

b) Rankine cycle

c) Otto cycle

d) None of the mentioned

Correct Answer: B

What is the actual ofreheat cycle in steam turbines?

a) To increase steam pressure

b) To remove the moisture from the steam

c) To increase the steam temperature

d) None of the mentioned

Correct Answer: B

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What does aerodynamic efficiency basically mean?

a) Amount of energy there in steam

b) Energy that can be extracted from a given volume of steam at given temperature and pressure

c) Amount of steam turbine blade can allow to flow inside

d) None of the mentioned

Correct Answer: B

Steam turbine governing could be defined as __________

a) Controlling the flow rate of steam

b) Increasing the steam speed

c) Adjusting the governors for particular speeds

d) None of the mentioned

Correct Answer: A

Which of the following can be utilized as fuels in gas turbines?

a) petroleum

b) Diesel

c) Natural gases

d) All of the mentioned

Correct Answer: D

You can also download this Steam Turbine Mcq (Steam Turbine Multiple Choice Questions) guide for free here!

Why is steam turbine governing utilized?

a) To increase the steam speed

b) To decrease the steam speed

c) To maintain steam speed constant

d) None of the mentioned

Correct Answer: C

In a steam turbine a set of ________ blades that are connected to casing.

a) stationary & rotating

b) stationary

c) rotating

d) none of the mentioned

Correct Answer: C

In steam turbines carry over losses are because of?_____________

a) increase in temperature

b) formation of eddies in annular spaces

c) decrease in pressure

d) none of the mentioned

Correct Answer: B

You can also download this Steam Turbine Mcq (Steam Turbine Multiple Choice Questions) guide for free here!

Pressure ratios that are below 20 are utilized in _____________ engines.

a) aero derivative engines

b) heavy frame engines

c) steam turbine

d) none of the mentioned

Correct Answer: B

Why Hydrogen rings are utilized in gas turbine?

a) to control Oxygen consumption

b) to control Hydrogen consumption

c) to control Fuel consumption

d) None of the mentioned

Correct Answer: B

You can also download this Steam Turbine Mcq (Steam Turbine Multiple Choice Questions) guide for free here!

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