Fundamentals of Fluid Power System - MCQs with Answers

Fundamentals of Fluid Power System – MCQs with Answers


1. Which fluid is used in hydraulic power systems?

a. water
b. oil
c. non-compressible fluid
d. all the above

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ANSWER: d. all the above



2.Pressure of 1 bar is equal to

a. 14.5 psi
b. 145 psi
c. 12.5 psi
d. 145 x 10-6 psi

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ANSWER: a. 14.5 psi



3. Why is fluid power preferred in mobile vehicles?

1. power can be transmitted without any delay
2. when overloaded, fluid power systems stop without damaging the components
3. speed variation cannot be achieved
4. fluid is non-compressible

a. 1 and 4
b. 2, 3 and 4
c. 1, 2 and 4
d. 1 and 2

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ANSWER: c. 1, 2 and 4



4. What effect does overloading have on fluid power and electrical systems?

a. electrical components get damaged in electrical systems
b. fluid power system stops working without damaging the components
c. both a. and b.
d. none of the above

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ANSWER: c. both a. and b.



5. How is power transmitted in fluid power systems?

a. power is transmitted instantaneously
b. power is transmitted gradually
c. both a. and b.
d. none of the above

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ANSWER: a. power is transmitted instantaneously



6. Which of the following statements is/are false?

a. air is non-compressible
b. less power is developed in fluid power systems than conventional systems
c. mechanical linkages used for load handling purposes have high efficiency
d. all the above

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ANSWER: d. all the above


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