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 4 of 15

Q31.
The discharge of steam in a convergent-divergent nozzle __________ after the throat (i.e. in the divergent portion of the nozzle)
Discuss
Answer: (a).remains constant
Q32.
The rate of discharge through the nozzle __________ when the exit pressure is gradually reduced.
Discuss
Answer: (c).increases
Q33.
The velocity of steam leaving the nozzle (V) is given by (where K = Nozzle coefficient or nozzle efficiency, and hd = Enthalpy or heat drop during expansion of steam in a nozzle)
Discuss
Answer: (d).V = 44.72 K hd
Q34.
In a nozzle, whole frictional loss is assumed to occur between
Discuss
Answer: (c).throat and exit
Q35.
The critical pressure ratio for initially wet steam is
Discuss
Answer: (c).0.582
Discuss
Answer: (b).when the cross-section of the nozzle decreases continuously from entrance to exit
Q37.
A turbine is said to have an axial discharge when the steam leaves the blade tip at __________ to the direction of the blade motion.
Discuss
Answer: (b).90°
Q38.
The flow through a nozzle is regarded as
Discuss
Answer: (d).isentropic flow
Q39.
The ratio of total useful heat drop to the total isentropic heat drop, is called
Discuss
Answer: (b).internal efficiency
Q40.
The pressure at which the steam leaves the nozzle is known as back pressure.
Discuss
Answer: (a).Correct
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