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 2 of 15

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Q11.
The isentropic enthalpy drop in moving blade is two-third of the isentropic enthalpy drop in fixed blades of a turbine. The degree of reaction will be
Discuss
Answer: (a).0.4
Discuss
Answer: (c).partly as an impulsive force and partly as a reaction force
Q13.
The efficiency of reaction turbine is maximum when (where ฮฑ = Angle made by the absolute velocity (V) at inlet)
Discuss
Answer: (b).Vb = V cos ฮฑ
Discuss
Answer: (d).decreased work output per unit mass of steam as well as increased thermal efficiency
Discuss
Answer: (a).single rotor impulse turbine
Q16.
When the back pressure of a nozzle is below the designed value of pressure at exit of nozzle, the nozzle is said to be
Discuss
Answer: (b).underdamping
Q17.
The ratio of the workdone on the blades to the energy supplied to the blades, is called
Discuss
Answer: (a).blading efficiency
Q18.
The discharge is __________ at critical pressure.
Discuss
Answer: (c).maximum
Q19.
The supersaturated flow of steam through a nozzle as compared to a stable flow, the available heat drop
Discuss
Answer: (c).decreases
Discuss
Answer: (d).low pressure and a high velocity