Steam Nozzles and Turbines MCQs

Welcome to our comprehensive collection of Multiple Choice Questions (MCQs) on Steam Nozzles and Turbines, a fundamental topic in the field of Mechanical Engineering. Whether you're preparing for competitive exams, honing your problem-solving skills, or simply looking to enhance your abilities in this field, our Steam Nozzles and Turbines MCQs are designed to help you grasp the core concepts and excel in solving problems.

In this section, you'll find a wide range of Steam Nozzles and Turbines mcq questions that explore various aspects of Steam Nozzles and Turbines problems. Each MCQ is crafted to challenge your understanding of Steam Nozzles and Turbines principles, enabling you to refine your problem-solving techniques. Whether you're a student aiming to ace Mechanical Engineering tests, a job seeker preparing for interviews, or someone simply interested in sharpening their skills, our Steam Nozzles and Turbines MCQs are your pathway to success in mastering this essential Mechanical Engineering topic.

Note: Each of the following question comes with multiple answer choices. Select the most appropriate option and test your understanding of Steam Nozzles and Turbines. You can click on an option to test your knowledge before viewing the solution for a MCQ. Happy learning!

So, are you ready to put your Steam Nozzles and Turbines knowledge to the test? Let's get started with our carefully curated MCQs!

Steam Nozzles and Turbines MCQs | Page 11 of 15

Q101.
In turbines, the fluid undergoes a continuous steady flow process and the speed of flow is
Discuss
Answer: (d).very high
Q102.
A nozzle is said to be a convergent-divergent nozzle, when the cross-section of a nozzle first decreases from its entrance to throat and then increases from its throat to exit.
Discuss
Answer: (a).True
Q103.
In an impulse reaction turbine, the pressure drops gradually and continuously over
Discuss
Answer: (c).both fixed and moving blades
Discuss
Answer: (d).there is no pressure drop and fluid does not flow through the nozzle
Q105.
In velocity compounding of an impulse turbine, the expansion of steam takes place in a nozzle or a set of nozzles from the boiler pressure to condenser pressure.
Discuss
Answer: (a).True
Q106.
The critical pressure ratio is given by (where p1 = Initial pressure of steam, and p2 = Pressure of steam at throat or critical pressure)
Discuss
Answer: (c).p2/p1
Q107.
A steam turbine, in which a part of the steam after partial expansion, is used for process heating and the remaining steam is further expanded for power generation, is known as
Discuss
Answer: (b).pass out turbine
Q108.
The stage efficiency is the ratio of energy supplied to the blades per kg of steam to the total energy supplied per stage per kg of steam.
Discuss
Answer: (b).False
Q109.
Stage efficiency is also known as
Discuss
Answer: (c).gross efficiency
Discuss
Answer: (c).heat drop in moving blades to the heat drop in fixed blades plus heat drop in moving blades