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 6 of 17

Q51.
The working of which of the following hydraulic units is based on Pascal's law?
Discuss
Answer: (d).Hydraulic press
Discuss
Answer: (c).workdone on the wheel to the energy (or head of water) actually supplied to the turbine
Discuss
Answer: (a).the suction pressure should be high
Q54.
A hydraulic intensifier is a device used to increase the intensity of pressure of water by means of energy available from a large quantity of water at a low pressure.
Discuss
Answer: (a).Correct
Q55.
By fitting an air vessel to the reciprocating pump, there is always a saving of work done and subsequently saving of power.The saving in case of a double acting reciprocating pump is
Discuss
Answer: (a).39.2%
Q56.
In a reciprocating pump, air vessels are used to
Discuss
Answer: (d).reduce acceleration head
Q57.
In a Francis turbine, the pressure at inlet is __________ that at outlet.
Discuss
Answer: (b).more than
Q58.
If the ratio's of the corresponding forces acting at corresponding points are equal, then the model and the prototype are said to have.
Discuss
Answer: (c).dynamic similarity
Q59.
A Pelton wheel working under a constant head and discharge, has maximum efficiency when the speed ratio is
Discuss
Answer: (c).0.46
Q60.
The impeller of a centrifugal pump may have
Discuss
Answer: (d).any one of these
Page 6 of 17