Hydraulic Systems 1

Fluid power deals with the transmission and control of energy by a pressurized _____.

• A. Vessel

• B. Directional Control Valve

• C. Electric motor

• D. Fluid

Which hydraulic fluid is most often used in industry?

• A. Water

• B. Mineral oil

• C. Engine oil

• D. Synthetic fluid

When working around hydraulic equipment, _____.

• A. Wear loose fitting clothes

• B. Wear canvas shoes

• C. Remove any rings

• D. Wear long sleeves

The number one injury with hydraulic systems is caused by _____.

• A. Slips and falls

• B. Injections of hydraulic fluid

• C. Burns from fluid spray

• D. Whiplash from hydraulic lines

A hydraulic schematic should show that two crossing lines are connected with a(n) _____.

• A. Square

• B. triangle

• C. Arrow

• D. Dot

Which one hydraulic component may be shown many times in a schematic without indicating that there are more than one of that component?

• A. Pump

• B. Cylinder

• C. Vented reservoir

• D. Directional Control Valve

Pressure is equal to force devided by _____.

• A. Weight

• B. Liquid

• C. Gas

• D. Area

A hydraulic system's reservoir does not _____.

• A. Maintain constant heat

• B. Separate solid particles

• C. Release trapped air

• D. Separate water

A(n) _____ fitting is used when you want to connect two circuits

to a single supply.

• A. Reducer

• B. Quick-connect

• C. Bushing

• D. Tee

• E. Elbow

The most common type of pressure gaguge is the _____.

• A. Piston

• B. Linkage

• C. Bourdon Tube

• D. Temperature