48
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July - August 2021
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www
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machinerylubrication.com
TEST YOUR KNOWLEDGE
This month, Machiner y Lubrication continues it s " Test Your Knowledge" sec tion in which we focus on a group of questions from Noria's
Prac tice Exam for Level I Machine Lubrication Technician and Machine Lubricant Analyst. The answers are located at the bottom of this
page. The complete 126-question prac tice test with expanded answers is available at store.noria.com.
ANSWERS
1. C 2. A 3. B 4.D 5.D
1. Which maintenance strategy employs condition
monitoring to detect early-stage failures with
the repair or replacement of the asset scheduled
based on this condition?
a) Reactive
b) Preventive
c) Predictive
d) Proactive
2. Slow speeds, high loads, shock loads and machine
stops/starts can all cause what form of lubrication?
a) Boundary Lubrication
b) Hydrodynamic Lubrication
c) No Lubrication happens during these conditions
d) Particle Lubrication
3. What is the term used to define the measure of a
fluid's internal resistance to flow?
a) Shear
b) Viscosity
c) Back Flow
d) Friction
4. The primary reason that machinery is replaced
is due to:
a) Erosion
b) Accidents
c) Obsolescence
d) Surface Degradation of the Metal
e) Corrosion
5. For a typical hydraulic fluid, how full should a sample
bottle be filled with hydraulic fluid?
a) 50%
b) 75%
c) 90%
d) 100%
e) Doesn't Matter
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