Chp 3 test Hydra ans

Motors can be (a)   .

• unidirectional

• bidirectional

• variable or fixed-displacement

• All of the above

Common styles of pressure-control valves are pressure-relief valves and (a)   valves.

• shuttle

• bypass

• pressure-reducing

• power beyond

If the triangle is empty on a motor or pump symbol, it signifies that the component is (a)   .

• bidirectional

• hydraulic

• pneumatic

• infinitely variable

Two filled-in triangles (black) pointing toward each other represent a(n) (a)   .

• normally closed shutoff valve

• normally open shutoff valve

• unidirectional pump

• infinitely variable pump

All of the following organizations have influenced hydraulic symbols as they are used in schematics, (a)   :

A. (b)  
B. (c)  
C. (d)  
D. (e)  

• JIC

• ANSI

• ISO

• MSHA

The type of drawing most commonly used by parts departments are (a)   drawings.

• graphic

• cutaway

A(n) ____ drawing would be used by a manufacturer to explain component layout for a hydraulic attachment that was unavailable from the factory.

• combination

• exploded

• graphic

• pictorial

A(n) ____ drawing is used to illustrate each of the individual parts that are located inside of a component or assembly.

• combination

• exploded

• graphic

• pictorial

A(n) ____ drawing can cause technicians to make the mistake of forgetting that other components are not illustrated in the drawing.

• cutaway

• exploded

• graphic

• pictorial

What is hydraulics?

• Hydraulics is a mechanical function that operates through the force of liquid or liquid pressure

• Hydraulics is a mechanical function that operates through the Sun Light

• Hydraulics is a mechanical function that operates through the wind energy

• All options are correct