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 2 of 17

Q11.
In an impulse turbine, the jet of water impinges on the bucket with a low velocity and after flowing over the vanes, leaves with a high velocity.
Discuss
Answer: (b).False
Q12.
The capacity of a hydraulic accumulator is generally specified as the maximum amount of energy stored.
Discuss
Answer: (a).True
Q13.
The maximum efficiency of jet propulsion of a ship with inlet orifices at right angles to the direction of motion of ship, is
Discuss
Answer: (b).50%
Q14.
The breast water wheels are those in which the wheel runs partly by the weight of water and partly by the impulse of water.
Discuss
Answer: (a).True
Q15.
The ratio of quantity of liquid discharged per second from the pump to the quantity of liquid passing per second through the impeller is known as
Discuss
Answer: (d).volumetric efficiency
Discuss
Answer: (d).inversely proportional to (diameter)² of its impeller
Q17.
A Pelton wheel develops 1750 kW under a head of 100 metres while running at 200 r.p.m. and discharging 2500 litres of water per second. The unit power of the wheel is
Discuss
Answer: (c).1.75 kW
Q18.
The static head of a centrifugal pump is equal to the __________ of suction head and delivery head.
Discuss
Answer: (c).sum
Q19.
The ratio of actual work available at the turbine to the energy imparted to the wheel is known as __________ efficiency.
Discuss
Answer: (b).mechanical
Q20.
Geometric similarity is said to exist between the model and the prototype, if both of them
Discuss
Answer: (c).are identical in shape, but differ only in size
Page 2 of 17