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 1 of 17

Q1.
The discharge of a double acting reciprocating pump is (where L = Length of stroke, A = Cross-sectional area of piston, and N = Speed of crank in r.p.m.)
Discuss
Answer: (d).(2 L.A.N)/60
Q2.
Which of the following turbine is preferred for 0 to 25 m head of water?
Discuss
Answer: (b).Kaplan turbine
Q3.
The speed ratio of a Francis turbine is defined as the ratio of the theoretical jet velocity to the peripheral speed at inlet.
Discuss
Answer: (b).No
Discuss
Answer: (a).power produced by the turbine to the energy actually supplied by the turbine
Q5.
Work done by a turbine __________ upon the weight of water flowing per second.
Discuss
Answer: (a).depends
Discuss
Answer: (c).difference of theoretical discharge and the actual discharge
Q7.
The efficiency of a centrifugal pump will be maximum when the blades are bent backward.
Discuss
Answer: (a).Yes
Q8.
Multi-stage centrifugal pumps are used to
Discuss
Answer: (b).produce high heads
Q9.
The specific speed of a centrifugal pump, delivering 750 litres of water per second against a head of 15 metres at 725 r.p.m., is
Discuss
Answer: (c).82.4 r.p.m.
Q10.
Theoretical power required (in watts) to drive a reciprocating pump is (where w = Specific weight of liquid to be pumped in N/m³, Q = Discharge of the pump in m³/s, Hs = Suction head in metres, and Hd = Delivery head in metres)
Discuss
Answer: (d).wQ(Hs + Hd)
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