Elevator Mechanics Exam 300 Questions and Answers 100% Solved
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Course
Elevator mechanic
Institution
Elevator Mechanic
Elevator Mechanics Exam 300 Questions
and Answers 100% Solved
What's the equation for the volume of the cylinder? - V (volume)= pi
multiplied by R squared multiplied by the height
Example: radius is 6" height is 30
V=3.1416•6•6•30
A drill draws a current (I) of 4.5 amps and resistance o...
What is the equation for parallel current? - ✔✔iT=i1+i2+i3
I=current in amps
iT=total current in amps
What is the equation for parallel resistance? - ✔✔RT= 1 divided by 1/R1 +
1/R2 +1/R3
Add each fraction (1/R1-1/R3)
Divide the answer of each resistance by 1
****
What is the equation for pulley relationship? - ✔✔(Diameter of First pulley)
•(RPM of first pulley) (diameter of second pulley) •(RPM of second pulley)
Take RPM of the first pulley and multiply it by the diameter of the first
pulley, then divide that by the diameter of the second pulley.
What is the equation for sprocket relationship ? - ✔✔(Number of teeth in
sprocket1)•(RPM of sprocket 1)= (number of teeth in sprocket 2)•(RPM of
sprocket 2)
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