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 8 of 15

Q71.
In a De-Laval impulse turbine, the nozzle is kept very close to the blades.
Discuss
Answer: (a).Yes
Discuss
Answer: (d).in the divergent portion of the nozzle
Q73.
The pressure of steam at throat of a steam nozzle is called critical pressure.
Discuss
Answer: (a).Agree
Q74.
For maximum efficiency of an impulse turbine, the steam should leave the blades at right angles to their motion.
Discuss
Answer: (a).Correct
Discuss
Answer: (a).simple impulse turbine
Q76.
The impulse turbine rotor efficiency will have a maximum value of 0.5 cos² α, where α is the nozzle exit flow angle, if the
Discuss
Answer: (c).blades are equiangular and frictionless
Q77.
When the cross-section of a nozzle increases continuously from entrance to exit, it is called a
Discuss
Answer: (a).divergent nozzle
Discuss
Answer: (c).pressure compounded turbine
Q79.
The ratio of the work delivered at the turbine shaft to the heat supplied is called overall thermal efficiency of turbine.
Discuss
Answer: (a).True
Q80.
The pressure of steam __________ while flowing through a nozzle.
Discuss
Answer: (b).decreases