Quiz on information learned from chapter 15

1. A ram cylinder can only have_________________in one direction.

  1. movement
  2. force
  3. rotation

2. A ram cylinder has:

  1. a piston with seals to guide it
  2. no piston or seals to guide it
  3. a non-sealing guide only

3. The area of a cylinder is figured with the formula:

  1. F=PA
  2. π r2
  3. π d2

4. Cylinder force or thrust is figured by the formula:

  1. F=PA
  2. π r2
  3. π d2

5. A 2:1 area ratio cylinder has a rod that is:

  1. half the diameter of the piston
  2. twice the diameter of the piston
  3. half the area of the piston

6. A double rod-end cylinder with the same pressure at either end can have:

  1. equal force and speed in both directions of travel
  2. higher force in one direction of travel
  3. either of the above

7. With the same pressure at either end a single-rod end cylinder has:

  1. equal force in both directions of travel
  2. more force extending
  3. more force retracting

8. Cable cylinders are:

  1. twice as long as their stroke
  2. three times as long as their stroke
  3. slightly longer than their stroke

9. Non-Rotating rod cylinders:

  1. allow no radial movement of the piston rod
  2. only allow some radial movement of the piston rod
  3. can allow a lot of radial movement of the piston rod

10. This symbol is for a:

  1. non-cushioned cylinder
  2. cushion rod end only cylinder
  3. cushion both ends cylinder


11. Tandem cylinders can have almost_________________the force as a single cylinder.

  1. twice
  2. three times
  3. four times

12. Diaphragm cylinders have:

  1. small area and long strokes
  2. large area and long strokes
  3. large area and short strokes

13. Always size an air cylinder with at least:

  1. 10% more force than required
  2. 25% more force than required
  3. 75% more force than required

14. A cylinder with an actual 2:1 rod in a regeneration circuit will:

  1. extend twice as fast as retract
  2. extend and retract at the same speed
  3. cannot regenerate a 2:1 rod cylinder

15. Hydraulic motors are usually rated in:

  1. pounds force
  2. lb-in., lb-ft, or Newton-meters torque
  3. horsepower

16. Gear on gear hydraulic motors offer:

  1. high-torque/low-speed output
  2. high-speed/low-torque output
  3. high-speed/nominal-torque output

17. Axial or inline piston motors offer:

  1. high-torque/low-speed output
  2. high-speed/high-torque output
  3. both of the above

18. Radial piston hydraulic motors offer:

  1. high-torque/low-speed output
  2. high-speed/low-torque output
  3. high-speed/nominal-torque output

19. Single vane rotary actuators give up to:

  1. 90° rotary output
  2. 180° rotary output
  3. 270° rotary output

20. This symbol is for a:

  1. hydraulic rotary actuator.
  2. pneumatic rotary actuator.
  3. neither of the above.