Pneumatics and Hydraulics Quiz

Pneumatics is concerned with a system that uses:

• Oil

• Expanded air

• Compressed air

• Electricity

What is the primary medium used in hydraulics?

• Liquid

• Air

• Sand

• Gasoline

What is the main goal of both hydraulic and pneumatic systems?

• To reduce noise

• To transmit power

• To decrease speed

• To lower temperature

What is the equation that relates pressure, force and area?

• P = F/A

• P = F * A

• P = A/F

• F = A * P

What is volumetric flow rate?

• The volume of fluid that passes through a point over an amount of time

• The volume of a liquid in a hydraulic system

• The area of the hydraulic tube being used

• The time it takes a fluid to go through the system

Volumetric Flow Rate equation is....

• Q = V/t

• Q = t/V

• Q = V * t

• V = Q/t

If 30 gallons of water flows through a hose in 50 seconds, what is the volumetric flow rate?

• 1.667 gal/s

• 0.6 gal/s

• 1,500 gal/s

• 0.5 gal /s

What is the 'head' of a pump?

• The maximum height it can deliver

• The comparison between the flow rate and velocity

• The pressure in the pump

• The pump curve

What is the most common problem in hydraulic & pneumatic systems?

• volume

• leakage

• air bubbles

• molded rubber

What is the word for air in a hydraulic system? _______