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| A Grade – Review
(120)__o~~o__R2__A__R1__(GND)
55. There is voltage at the switch, but none at A, what is wrong? - ANSWER ✔ Open at R2 or
R1 635
1. A contractor wants to raise the car speed from 100fpm to 125fpm, it currently has a 12"
sheave. What sheave is required? - ANSWER ✔ 100fpm / 125fpm = 12" / X= 15"
1" is equal to ______ cm - ANSWER ✔ 2.54 cm
1" is equal to ______mm - ANSWER ✔ 25.4 mm
10. What must be installed on a false car before operation? - ANSWER ✔ Spring Loaded
Safeties 110
100. What is the conversion for kg to pounds? - ANSWER ✔ 1kg=2.205lbs
101. On a geared machine the worm and worm gear are made out of what materials? -
ANSWER ✔ Steel and Bronze
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102. What is the purpose of a gear reduction unit on a geared machine? - ANSWER ✔
Increased lifting capacity
103. What holds a stopped Hydraulic elevator? - ANSWER ✔ Check valve
104. What must be done if you get on top of a dumbwaiter? - ANSWER ✔ Never fully get on
top. Work only partially on with the mainline disconnect off 545
105. How do you measure an escalator hand rail? - ANSWER ✔ Mark the top and bottom of
the inclination, measure in between and move the car until the bottom mark is at the top,
measure again and continue doing this until you see your 1 mark. The last measurement
will be shorter. Add all the measurements together to get your length. 835
106. A moving walk has an inclination of 10degrees, what is the highest angle it can be? -
ANSWER ✔ 12degrees escalator 31degrees 830
107. In a Ward-Leonard system, if all 3 contacts close what will happen? - ANSWER ✔ The
car will run at full speed. 415
108. What type of oil do you put in a machine? - ANSWER ✔ Gear oil, non-detergent, single
viscosity
109. A 75ohm resistor has blown, no replacement, how do you fix it? - ANSWER ✔ 3-
225ohm resistors in parallel. 3-25ohm resistors in series
11. There is slight arcing between the brush and commutator. What action must be taken? -
ANSWER ✔ None
Note: Heavy arcing=Light brush pressure, Heavy bush pressure=mechanical wear 430
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110. If a Rack and Pinion hoist is not plumb, level and square. What can happen? - ANSWER
✔ Set the Safeties 850
111. What are extension tubes used for? - ANSWER ✔ Necessary clearance for placement of
concrete forms. 850
112. If a hoist motor is making noise, what is the problem? - ANSWER ✔ To help prevent
distortion to the building AC supply, INDUCTORS can be used on AC input of a solid state
drive. Inductors can serve double duty, they operate as Transformers, to match input
voltage, or provide voltage isolation. As well as performing filtering on notch effect. 625
113. What is the area of a 10" plunger? - ANSWER ✔ Area = Pie x Radius Squared = 3.14 x 5
x 5 = 78.5 815
114. The escape hatch opens in what direction? - ANSWER ✔ From the outside of the car up,
preventing people from getting on top of the car
115. What drawing will show how many and location of fixtures? - ANSWER ✔ The elevator
Abstract. Rails, lanterns, push buttons, etc. and quantity, color, material, etc. 175
116. You have to order P.I. for a 12 stop building with 3 cars. 3 floors do not have P.I. What
is the total number of P.I. you need to order? - ANSWER ✔ 12 x 3 = 36 total floors
3 floors with no P.I. = 9
36 - 9 = 27 P.I. needed
117. If an elevator travels 1760rpm @ 60hz, how many hz needed to run at 600rpm? -
ANSWER ✔ 20hz
600rpm / 60hz = 10
Note: assume 4 poles 10 x 2 = 20 425
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118. You see a saw tooth wave form when using an oscilloscope out of the encoder, is that
good? - ANSWER ✔ NO.
A perfect encoder shows a square wave. Saw tooth, when encoder has fault. 350 630
119. What are the hand signals for crane operation? - ANSWER ✔ Thumbs out = Boom out,
Thumbs in = Boom in
Thumb up = Boom up, Thumb down = Boom down
Finger up clockwise = Hoist up, Finger down counter clockwise = Hoist down
Arm out = Stop 128
12. If rigging gear is roped 3:1 and a BEAM CLAMP is used to lift a 6,000lb load. What is the
beam capacity requirement? - ANSWER ✔ 18,000lbs.
Note: Beam capacity is cut in half with use of clamp, when rigging all blocks, rope, and
clamps will be Equal to the lowest load rating 210
120. You are working on a MOD and have to move the controller 30 feet farther away, you
notice voltage drop, what can be done to increase voltage? - ANSWER ✔ Use a larger gauge
of wire
121. What is the weight of 15 full 16' rails and 2 - 8' normal 15lb rails? - ANSWER ✔ 16 x 16'
x 15lbs = 3840lbs 220
122. What is an acceptable substitute for the top rail of a barricade? - ANSWER ✔ ¼ inch
thick wire rope.
123. What is the proper way to test incoming voltage? - ANSWER ✔ 3 phase AC using digital
meter: L1-L2, L1-L3, L2-L3
Hydro at pump starter. Traction at L1, L2, L3 715
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NEIEP Mechanics Exam: Verified
Questions and Answers | 100% Correct
| A Grade – Review
(120)__o~~o__R2__A__R1__(GND)
55. There is voltage at the switch, but none at A, what is wrong? - ANSWER ✔ Open at R2 or
R1 635
1. A contractor wants to raise the car speed from 100fpm to 125fpm, it currently has a 12"
sheave. What sheave is required? - ANSWER ✔ 100fpm / 125fpm = 12" / X= 15"
1" is equal to ______ cm - ANSWER ✔ 2.54 cm
1" is equal to ______mm - ANSWER ✔ 25.4 mm
10. What must be installed on a false car before operation? - ANSWER ✔ Spring Loaded
Safeties 110
100. What is the conversion for kg to pounds? - ANSWER ✔ 1kg=2.205lbs
101. On a geared machine the worm and worm gear are made out of what materials? -
ANSWER ✔ Steel and Bronze
(newest
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102. What is the purpose of a gear reduction unit on a geared machine? - ANSWER ✔
Increased lifting capacity
103. What holds a stopped Hydraulic elevator? - ANSWER ✔ Check valve
104. What must be done if you get on top of a dumbwaiter? - ANSWER ✔ Never fully get on
top. Work only partially on with the mainline disconnect off 545
105. How do you measure an escalator hand rail? - ANSWER ✔ Mark the top and bottom of
the inclination, measure in between and move the car until the bottom mark is at the top,
measure again and continue doing this until you see your 1 mark. The last measurement
will be shorter. Add all the measurements together to get your length. 835
106. A moving walk has an inclination of 10degrees, what is the highest angle it can be? -
ANSWER ✔ 12degrees escalator 31degrees 830
107. In a Ward-Leonard system, if all 3 contacts close what will happen? - ANSWER ✔ The
car will run at full speed. 415
108. What type of oil do you put in a machine? - ANSWER ✔ Gear oil, non-detergent, single
viscosity
109. A 75ohm resistor has blown, no replacement, how do you fix it? - ANSWER ✔ 3-
225ohm resistors in parallel. 3-25ohm resistors in series
11. There is slight arcing between the brush and commutator. What action must be taken? -
ANSWER ✔ None
Note: Heavy arcing=Light brush pressure, Heavy bush pressure=mechanical wear 430
(newest
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2026):Mike's
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/2026
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Exam Verified Questions and Answers
110. If a Rack and Pinion hoist is not plumb, level and square. What can happen? - ANSWER
✔ Set the Safeties 850
111. What are extension tubes used for? - ANSWER ✔ Necessary clearance for placement of
concrete forms. 850
112. If a hoist motor is making noise, what is the problem? - ANSWER ✔ To help prevent
distortion to the building AC supply, INDUCTORS can be used on AC input of a solid state
drive. Inductors can serve double duty, they operate as Transformers, to match input
voltage, or provide voltage isolation. As well as performing filtering on notch effect. 625
113. What is the area of a 10" plunger? - ANSWER ✔ Area = Pie x Radius Squared = 3.14 x 5
x 5 = 78.5 815
114. The escape hatch opens in what direction? - ANSWER ✔ From the outside of the car up,
preventing people from getting on top of the car
115. What drawing will show how many and location of fixtures? - ANSWER ✔ The elevator
Abstract. Rails, lanterns, push buttons, etc. and quantity, color, material, etc. 175
116. You have to order P.I. for a 12 stop building with 3 cars. 3 floors do not have P.I. What
is the total number of P.I. you need to order? - ANSWER ✔ 12 x 3 = 36 total floors
3 floors with no P.I. = 9
36 - 9 = 27 P.I. needed
117. If an elevator travels 1760rpm @ 60hz, how many hz needed to run at 600rpm? -
ANSWER ✔ 20hz
600rpm / 60hz = 10
Note: assume 4 poles 10 x 2 = 20 425
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Mike'sMechanics
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/2026
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Exam Verified
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Mechanics
Answers.pdf
Exam Verified Questions and Answers
118. You see a saw tooth wave form when using an oscilloscope out of the encoder, is that
good? - ANSWER ✔ NO.
A perfect encoder shows a square wave. Saw tooth, when encoder has fault. 350 630
119. What are the hand signals for crane operation? - ANSWER ✔ Thumbs out = Boom out,
Thumbs in = Boom in
Thumb up = Boom up, Thumb down = Boom down
Finger up clockwise = Hoist up, Finger down counter clockwise = Hoist down
Arm out = Stop 128
12. If rigging gear is roped 3:1 and a BEAM CLAMP is used to lift a 6,000lb load. What is the
beam capacity requirement? - ANSWER ✔ 18,000lbs.
Note: Beam capacity is cut in half with use of clamp, when rigging all blocks, rope, and
clamps will be Equal to the lowest load rating 210
120. You are working on a MOD and have to move the controller 30 feet farther away, you
notice voltage drop, what can be done to increase voltage? - ANSWER ✔ Use a larger gauge
of wire
121. What is the weight of 15 full 16' rails and 2 - 8' normal 15lb rails? - ANSWER ✔ 16 x 16'
x 15lbs = 3840lbs 220
122. What is an acceptable substitute for the top rail of a barricade? - ANSWER ✔ ¼ inch
thick wire rope.
123. What is the proper way to test incoming voltage? - ANSWER ✔ 3 phase AC using digital
meter: L1-L2, L1-L3, L2-L3
Hydro at pump starter. Traction at L1, L2, L3 715
(newest
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