Fluid Power Actuators - 2 - MCQs with Answers

Fluid Power Actuators – 2 – MCQs with Answers

1. Which of the following is a hydraulic cylinder based on application?

a. welded
b. bolted
c. ram
d. all the above

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2. What happens when supply of oil to a single acting cylinder is stopped?

a. no pressure is exerted on the system
b. more pressure is exerted on the piston
c. less pressure is exerted on the piston
d. none of the above

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3. When does expansion of spring and retraction of cylinder take place in spring type single acting cylinder?

a. oil pressure exerted is less than spring compression pressure
b. oil pressure exerted is more than spring compression pressure
c. oil pressure exerted and spring compression pressure are same
d. none of the above

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4. Double acting cylinder can be used as a single acting cylinder

a. True
b. False

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5. In a telescopic cylinder, as the number of stages increase

a. diameter of piston rod also increases
b. diameter of piston rod decreases
c. diameter of the piston rod remains the same
d. none of the above

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6. Which of the following statements is true for standard hydraulic cylinder and a telescopic cylinder?

a. telescopic and standard cylinders give same stroke length
b. telescopic cylinders give lesser stroke length than standard cylinder
c. telescopic cylinders give greater stroke length than standard cylinder
d. none of the above

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7. Which of the following statements are true?

1. the length of two stage telescopic cylinder is more than a standard cylinder
2. the length of two stage telescopic cylinder is less than a standard cylinder
3. telescopic cylinder is single acting
4. telescopic cylinder is double acting

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

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8. Telescopic cylinders have

a. only two stage units
b. only three stage units
c. two or three stage units
d. multistage units

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9. Which type of hydraulic cylinder has one piston connected to piston rod extended on both the sides of the cylinder?

a. telescopic cylinder
b. tandem cylinder
c. both a and b
d. none of the above

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10. Which factor decides the working pressure of a hydraulic cylinder?

a. diameter of circular flange
b. bore diameter of cylinder
c. stroke length
d. all the above

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