Hydraulic pump

 What type of pump is a piston pump?

• Negative displacement pump
• Lil Pump
• Positive displacement pump
• Multi-Inverse Pump

Vane pumps are ______ efficient than piston pumps, and ______ efficient than gear pumps. 

• More; less 
• Less; less
• More; more 
• Less; more

How many different types of gear pumps are there?

• 1
• 2
• 3
• 4

How many gears are in a external gear pump?

• 4
• 1
• 2
• 3

How many gears are in a internal gear pump?

• 1
• 2
• 4
• 3

Which pump is least efficient?

• Piston
• Gear
• Vane
• Screw 

One part of a vane pump is _______

• Vane
• Gears
• Piston
• Rails

How does a piston pump operate?

• Spring loaded arms concentric to internal
• A gear within a gear property
• Mechanism creating a reciprocating motion along an axis
• Two gears meshing together

How do External Gear Pumps operate?

• Fluid flowing outside of two connected gears 
• Gear-Within-A-Gear Principle
• Sliding springed arms
• Mechanism creating a reciprocating motion along an axis

Which type of motion is transmitted by hydraulic actuators?

• a. linear motion

• b. rotary motion

• c. both a and b

• d. none of the above