
Hydraulics
Quiz
•
Science
•
7th Grade
•
Practice Problem
•
Easy
+3
Standards-aligned
Robert Wilder
Used 5+ times
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23 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Hydraulic fluid contamination is defines as
Dirt, Sand, and or sealant
Water
All the answers are correct
Oxidation
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Identify a hydraulic fluid that has EXCELLENT heat transfer and EXCELLENT lubricity.
ATF
Ethylene Glycol
Motor Oil
Vegetable Oil
Tags
NGSS.MS-ETS1-2
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What are the requirements of a hydrauic fluid?
Transfer power, Seal, Lubricate, Cool
Store energy, Inhibit corrosion, Reduce friction, Dissipate heat
Transmit force, Resist oxidation, Minimize wear, Absorb heat
Transmit power, Resist wear, Reduce heat, Seal
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The updated ISO code 4406 requires that samples to be tested to
4µ 6µ 14µ
2µ 8µ 12µ
3µ 5µ 15µ
5µ 7µ 13µ
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What are the general types of hydraulic fluids?
Petrolium based, Fire resistant, Biodegradeable
Vegetable oil, Mineral oil, Synthetic oil
Water, Ethanol, Methanol
Lubricants, Greases, Oils
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
State two types of lubricating films that exist between moving surfaces:
Full Film, Boundary Lubrication
Grease, Oil
Solid, Liquid
Friction, Wear
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Contamination accounts for what percentage of the system failures?
80%
50%
90%
70%
Tags
NGSS.MS-PS1-2
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