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Ramsey Test questions with correct answers.
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Ramsey Test questions with correct answers.
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Ramsey Test questions with correct answersWhat is the usual cause of overheating in high speed, grease-lubricated
antifriction bearing Correct Answer-Faulty mounting practices
How can too much wear in gears be reduced Correct Answer-Proper
meshed
Why are timing belts made with teeth Correct Answer-Doesn't slip
The insert, or spider, used in flexible jaw couplings is meant to Correct
Answer-Transmit torque and accept misalignment
Clutches on machinery provide for disengaging and may also Correct
Answer-Interrupt the power supply
What determines the selection of gear reducer size Correct Answer-
Torque and speed
why do metal parts seize when there is a lack of lubrication Correct
Answer-Metal to metal contact. (lube protects the bearing against
corrosion)
What causes lubrication oil to get milky Correct Answer-Mixing
incompatible oils, contamination
, Why are heavy oils used Correct Answer-To reduce the friction from
heat and wear
What is viscosity? Correct Answer-The resistance of a liquid to flow
Which machine condition can be determined by using oil analysis?
Correct Answer-Various types of wear and take corrective action before
fails
Acids that form in lubricants affect performance are a result of Correct
Answer-Oxygen from the air and high temperatures
Shutting fluid discharge of an air operated reciprocating pump will cause
the pump to Correct Answer-Overstroke
What is the pressure on a fluid Correct Answer-Measurement of force
per unit area on an object in the fluid
What can you use to meet peak hydraulic system demands Correct
Answer-A variable displacement pump
Pressure in the hydraulic system can be controlled electrically by the use
of Correct Answer-Metering the flow of fluid into or out
Hydraulic valves are typically adjusted by Correct Answer-Flow control
valve and adjustment the control
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