QUESTIONS WITH CORRECT ANSWERS
120+ QUESTIONS||ALREADY GRADED
1) Isolated - ANSWER ✔ What type of cab platform frame is
required when a platform load weighing system is being included?
2) The loop circuit is open (520 pg. 11) - ANSWER ✔ If there is
voltage at the generator armature but not at the motor armature,
what is most likely wrong?
3) Store the doors vertically on the long edge (525 pg. 8) - ANSWER
✔ You need to store a shipment of passenger hoistway doors.
Which of the following statement is true?
4) 42 inches (525 pg. 21)f - ANSWER ✔ You are installing push
button boxes in a high rise building. What is the maximum height
that they can be located from the floor level to the center of the
fixture?
5) Prevents the door from being dislodged off the track by external
force (525 pg. 24) - ANSWER ✔ What is the purpose of the
eccentric used on hoistway door hangers?
, 6) 1 1/2 inch (525 pg.12) - ANSWER ✔ What is the maximum
clearance allowed between the hoistway sill and the platform sill
for passenger elevators?
7) 18 inches (525 pg 16) - ANSWER ✔ You are adjusting the
passenger doors for a traction drive with generator field control.
What is the maximum distance the car can be from floor level
before the doors unlock?
8) High voltage wye connection (510 pg. 44 & 45) - ANSWER ✔
What type of AC motor connection windings are shown in figure
2?
9) Interchange any 2 leads (520 pg. 7) - ANSWER ✔ How can you
reverse the direction of a three phase AC motor?
10) The building contracts (510 pg. 8) - ANSWER ✔ As
concrete in a reinforced concrete building cures, what happens?
11) HSC is closed to increase the voltage across the armature
(530 pg. 13) - ANSWER ✔ When closing in high speed which of
the following statements is correct?
12) During the closing sequence the A1 terminal on the armature
is positive. (530 pg. 13) - ANSWER ✔ Refer to figure 3. Which
of the following statements is correct?