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 10 of 15

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Q91.
The velocity of steam at throat of the nozzle is __________ the velocity of sound.
Discuss
Answer: (a).equal to
Q92.
The critical pressure ratio for initially dry saturated steam is
Discuss
Answer: (b).0.577
Q93.
The discharge through a nozzle is maximum for a certain value of exit pressure. This pressure is known as critical pressure.
Discuss
Answer: (a).Agree
Q94.
When the nozzle operates with the maximum mass flow, the nozzle is said to be
Discuss
Answer: (a).choked
Q95.
In a velocity compounded impulse turbine, when steam flows through the second row of moving blades,
Discuss
Answer: (b).velocity decreases
Q96.
The ratio of the energy supplied to the blades per kg of steam to the total energy supplied per stage per kg of steam is called mechanical efficiency.
Discuss
Answer: (b).No
Discuss
Answer: (a).heat energy of steam into kinetic energy
Q98.
The maximum discharge of steam through a convergent-divergent nozzle depends upon
Discuss
Answer: (d).both (a) and (b)
Q99.
In order to reduce the rotor speed of an impulse turbine, the method employed is
Discuss
Answer: (d).all of these
Discuss
Answer: (c).energy supplied to the blades per kg of steam to the total energy supplied per stage per kg of steam