SYSTEMS 1 (UPDATED) QUESTIONS
AND ANSWERS WITH COMPLETE
SOLUTIONS 100% CORRECT RATED A+
What safety measure should you take when working near mechanical power
transmission systems?
Answer: ✔✔
Avoid working on wet or slippery floors to reduce the risk of accidents.
What must be done before performing maintenance on mechanical drive
systems?
Answer: ✔✔
Ensure the equipment is powered off and secured with lockout/tagout procedures.
If a belt drive has a 100 mm driver sheave spinning at 1800 RPM and a 200
mm driven sheave, what is the speed of the driven sheave?
Answer: ✔✔
900 RPM
Where should shims be placed to correct a soft foot issue on a motor?
Answer: ✔✔
Under the affected foot only.
Which tool connects a grease gun to a bearing’s Zerk fitting?
Answer: ✔✔
A grease gun coupler.
What kind of drive system is ideal for transmitting high torque with a 3:1
speed ratio?
, Answer: ✔✔
Chain drive system.
What is the shaft run-out if a dial indicator shows 0.28 mm of total movement
during one full rotation?
Answer: ✔✔
0.14 mm
How can the radial load capacity of a ball bearing be increased?
Answer: ✔✔
By increasing the number of balls within the bearing.
What are the components that are located between the side plates of common
industrial roller chain? - ANSWERS✔✔Pins, rollers, bushings
The tension tester typically measures the force required to deflect the V-Belt by
how much of the belt span? - ANSWERS✔✔1/64
What is the industry standard for soft foot correction in mm? - ANSWERS✔✔.05
How are the jaws of a chain puller opened and closed? - ANSWERS✔✔a dial on
top of the tool
What two components make up mechanical power? - ANSWERS✔✔Torque
multiplied by rotational speed
How do you calculate the power efficiency of a machine? - ANSWERS✔✔Power
output divided by its power input