Hydraulic Machines MCQs

Welcome to our comprehensive collection of Multiple Choice Questions (MCQs) on Hydraulic Machines, 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 Hydraulic Machines 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 Hydraulic Machines mcq questions that explore various aspects of Hydraulic Machines problems. Each MCQ is crafted to challenge your understanding of Hydraulic Machines 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 Hydraulic Machines 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 Hydraulic Machines. 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 Hydraulic Machines knowledge to the test? Let's get started with our carefully curated MCQs!

Hydraulic Machines MCQs | Page 3 of 17

Q21.
A Francis turbine is used when the available head of water is
Discuss
Answer: (b).25 m to 250 m
Q22.
The specific speed from 160 to 500 r.p.m. of a centrifugal pump indicates that the pump is
Discuss
Answer: (d).high speed with axial flow at outlet
Discuss
Answer: (c).energy transfer machines
Q24.
The principle of jet propulsion is used in driving the ships and aeroplanes.
Discuss
Answer: (a).Correct
Q25.
In the casing of a centrifugal pump, the kinetic energy of the water is converted into pressure energy before the water leaves the casing.
Discuss
Answer: (a).True
Q26.
Which of the following pump is preferred for flood control and irrigation applications?
Discuss
Answer: (b).Axial flow pump
Q27.
The efficiency of a Pelton wheel working under constant head __________ with the increase in power.
Discuss
Answer: (b).increases
Q28.
The discharge of a centrifugal pump working under constant head __________ with the speed.
Discuss
Answer: (a).increases
Q29.
The unit discharge through the turbine is
Discuss
Answer: (a).Q/√H
Q30.
Delivery head of water of a centrifugal pump is inversely proportional to diameter of its impeller.
Discuss
Answer: (b).No
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