Brainscape's Knowledge GenomeTM

Browse over 1 million classes created by top students, professors, publishers, and experts.


See full index

6 Month 3 > Eaton Ch3 > Flashcards

Eaton Ch3 Flashcards

1
Q

The hydraulic fluid is a medium for power transmission, and it also serves as a sealer, coolant, and_____
Contaminant
Catalyst
Synthetic
Lubricant

A

Lubricant 

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
2
Q

The hydraulic fluid should be compatible with materials used For_____
Refining
Sealing
Altitudes
Agratation

A

Sealing

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
3
Q

Viscosity is the measure of a fluids resistance to____
Pressure
flow
Friction
Agritation

A

Flow

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
4
Q

Kinematic viscosity is the most important way of measuring_____

Viscosity
Resistance
Flow
Load

A

Viscosity 

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
5
Q

If viscosity is too high, pressures required for operation will increase due to increased fluid____
Demulsibility
friction
Turbulence
Pressure

A

Friction

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
6
Q

The measure of a fluids rates of change in viscosity with change in temperature is called viscosity______

Meters
Scale
Index
Rule

A

Index

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
7
Q

Heat pressure water, contaminants metal surfaces are______

Seals
Lubricants
Contaminants
Catalysts

A

Catalysts 

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
8
Q

The property of an oil which allows water to separate from it, is called oxidation_____
Demulsibility
Diversion
Absorbability
Viscosity

A

Demulsibility

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
9
Q

A good grade of premium quality hydraulic oil contains various

Lubricants
Additives
Petroleums
Synthetics

A

Synthetics 

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
10
Q

Fire resistant fluids may be of the water in the oil emultion type, water glycol, oil in water, and _____
Lubricants
Additives
Petroleums
Synthetics

A

Synthetics

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
11
Q

The four primary purposes of hydraulic fluid are___
Transmission of power
Cooling
Lubricate and seal
All of the above

A

All of the above

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
12
Q

High specific gravity fluids may be more critical in causing pump___
Cavitation
Slipperiness
Refining
Cleanliness

A

Cavitation 

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
13
Q

The close mechanical fit and the_____ of the oil, determine leakage rate

Cooling
Lubricating
Refining
Viscosity

A

Viscosity 

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
14
Q

Pour points is the lowest temperature at which a fluid will_____
flow
Freeze
Demulsify
Seal

A

Flow

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
15
Q

Synthetic fluids are usually more suitable for operation at higher_____than water-based fluids

Altitudes
Temperature
Levels
Cavitation levels

A

Temperatures


How well did you know this?
1
Not at all
2
3
4
5
Perfectly
16
Q

Resistance encountered when moving one layer of liquid over another is _____ _____
Kinematic viscosity
High resistance
Absolute viscosity
Pour points

A

Absolute viscosity

17
Q

A chemical reaction between a metal and a chemical is called_____

Oxidation
Demulsibility
Corrosion
Contamination

A

Corrosion

18
Q

Which one of the following is not a catalyst to oxidation?

Acid
Water
Agitation
Pressure

A

Acid

19
Q

Invert emulsions depend on_______ content for their fire resistant properties

Glycol
Petroleum
Ethylene
Water

A

Water

20
Q

Phosphate esters attack elastomers, and are not compatible with some_____ and_____
Static, dynamic
Paints, plastics
Standard, mechanical
Simple, binary

A

Paints, plastics 

6 Month 3 (20 decks)

Brainscape helps you reach your goals faster, through stronger study habits.
© 2024 Bold Learning Solutions. Terms and Conditions