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Endless looped rope powering early elevators - Answer: Bull rope
Improvement in AC motor elevators over DC - Answer: Floor stop
accuracy
, Regulatory body for US elevator operations - Answer: American Society
of Mechanical Engineers
Uses lines and symbols for electrical circuits - Answer: Straight line
wiring diagram
Volt, ohms, and milliampere measuring device - Answer: VOM
multimeter
Stores and discharges electrical energy - Answer: Capacitor
Safely discharges electrical energy from a capacitor - Answer: 10k ohm
resistor
Elevator system not changing direction until highest call answered -
Answer: Selective collective control
Rubbing motion to keep relay contacts clean - Answer: Contact wipe
Generated by relay coil to pull armature - Answer: Magnetic field