Download 100 ELEVATOR PRACTICE PAPER 2026 COMPLETE SOLUTIONS and more Exams Mechanics of Materials in PDF only on Docsity!
100 ELEVATOR PRACTICE PAPER 2026
COMPLETE SOLUTIONS
◉ The minimum clearance form the floor to the suspended ceiling is: a. 80" b. 96" c. 7'3" d. 8'2". Answer: a. 80" ◉ what should you be aware of when removing a cab for replacement? a. The weight that is to be removed from the ceiling. b. The original weight and counterbalancing. c. How much the cab was out of square. d. Cover the panels so they do not get banged up.. Answer: b. The original weight and counterbalancing. ◉ When fans are used on modernization jobs for exhausting fumes, what statement is correct? a. They're to keep you cool, not for exhausting fumes. b. They should direct the fumes into the hoistway. c. They should direct the fumes into the pit.
d. They should direct the fumes to the outside.. Answer: d. They should direct the fumes to the outside. ◉ The star symbol is used on the COP for what? a. To show where the floor buttons are located. b. To designate the main floor. c. To make the door buttons stand out. d. To show the alarm bell location.. Answer: b. To designate the main floor. ◉ Using a laminate stop strip against the fence on a table saw: a. Keeps the laminate straight to the blade. b. Keeps the laminate from lifting off the blade. c. Keeps the laminate from slipping under the fence. d. Keeps the laminate from going over the fence.. Answer: c. Keeps the laminate from slipping under the fence. ◉ The contact adhesives must be ________ before final bonding: a. 85 degrees b. Dry c. Wet to touch d. Cold. Answer: b. Dry
◉ When making crosscuts with a radial arm saw which statement is correct? a. Push the wood slowly into the blade. b. Restrain the blade from moving too fast. c. Rotate and lock the blade parallel to the guide. d. Adjust the blade 1/4" above to cutting surface. Answer: b. Restrain the blade from moving too fast ◉ What are the two things a compound mitre saw does best at the same time? a. moving it around and setting it up is fast. b. You can cut left and right at the same time. c. Tilting the blade 45 degrees and pivoting the table 45 degrees gives you a 90 degree square cut. d. bevel and mitre cuts can be made at the same time. Answer: d. bevel and mitre cuts can be made at the same time ◉ Why do we use laminated glass in the walls of glass elevator cabs? a. if the glass breaks you can get a replacement at the hardware store. b. if the glass cracks the plastic interlayer holds the fragments c. it is made in a variety of colors d. it is easy to handle and installs quickly. Answer: b. if the glass cracks the plastic interlayer holds the fragments
◉ Which of the following is NOT a step in preparing the walls before hanging panels? a. check walls for square and plumb b. mount handrails on the walls where the panels will be installed. c. clean surfaces and fill all holes not being used d. preheat walls as per specifications. Answer: b. mount handrails on the walls where the panels will be installed ◉ When installing a resilient tile floor covering, there should be a layer of ________ between the underlayment and the tiles. a. plywood b. grout c. 15lb asphalt paper d. tile separators. Answer: c. 15 lb asphalt paper ◉ While similar to laying resilient floor tiles, ceramic tiles require the additional steps of: a. grouting and sealing b. stress testing and certification c. glazing and firing d. marking and cutting. Answer: a. grouting and sealing
d. flush with the surface of the ceiling. Answer: c. supported by a metal frame and securely fastened by at least 3 points ◉ all cab modernization should be performed at what floor? a. at the main lobby b. bottom floor c. top floor d. lowest landing. Answer: c. top floor ◉ to meed A.D.A. requirements, hall call buttons are centered at ____ above the finished floor. a. 36" b. 42" c. 48" d. 52". Answer: b. 42" ◉ IF you had a 14,500 lb machine to lift up the hoistway, what kind of reeving would be used for a 4000lb capacity portable gas hoist? a. 2: b. 3: c. 4: d. 5:1. Answer: c. 4:
◉ WHich of the following statements best describes the gearless traction machine? a. this type of machine does not use any gears other than reduction gears b. the gearless machine is comprised of a drive sheave, worm shaft and a brake. c. This type of machine uses slow speed DC motors d. The gearless machine is limited to mid-rise elevator installations. Answer: c. this type of machine uses slow speed DC motors ◉ what is the correct minimum diameter of any sheave or drum in contact with hoist rope? a. 20x the diameter of the rope b. 40x the diameter of the rope c. no minimum is required if the ropes are slung over a deflector sheave d. no minimum is required if the ropes are slung over a secondary sheave. Answer: b. 40x the diameter of the rope ◉ If a gearless machine's drive sheave has a circumference of six feet, approximately how many RPMs would be required of the drive motor to run the car at 800 ft/min? a. 4800
b. 8 c. 10 d. 20. Answer: b. 8 ◉ A helical geared machine provides which of the following benefits? a. generates less noise than a worm gear machine b. generates less vibration than a worm gear machine c. requires less sound isolation than a worm gear machine d. requires less overall power than a worm gear machine. Answer: d. requires less overall power than a worm gear machine ◉ Which of the following limitations exist on new installations of drum machines? a. limited to mid-rise service b. can not exceed 500fpm c. can not be used for residential installations d. limited to 40ft of travel. Answer: d. limited to 40ft of travel ◉ on a drum machine installation, ,what effect does the actuation of the slack cable switch have? a. the machine stops b. the safeties set
c. the drum reverses direction d. the car reverses direction. Answer: a. the machine stops ◉ How often must the hoist ropes be resocketed for an overhead drum machine without any special safety shackles? a. once a year b. twice a year c. once every two years d. once every 5 years. Answer: a. once a year ◉ if the car counterweights and drum counterweights in a drum machine installation are in the same set of guide rails, how should they be configured? a. the drum counterweights must be installed above the care counterweights. b. the car counterweights must be double the weight of the drum counterweights. c. the car counterweights must be installed above the drum counterweights d. the drum counterweights must be double the weight of the car counterweights. Answer: c. the car counterweights must be installed above the drum counterweights
b. 8in wide and 23in depth c. 8in wide and 23lb/ft d. 8in depth and 23lb/ft. Answer: d. 8in depth and 23lb/ft ◉ which of the following must be done when leveling bearing plates for setting machine beams in beam pockets or on brick or mortar walls? a. apply a 1" layer of mortar under the bearing plate b. apply a 1" layer of grout under the bearing plate c. apply a 1" layer of cement under the bearing plate d. apply a 1" layer of caulking under the bearing plate. Answer: b. apply a 1" layer of grout under the bearing plate ◉ Which drive sheave groove configuration requires the use of a double-wrapped secondary sheave? a. v-grooves b. u-grooves c. polyurethane groove inserts d. undercut v-grooves. Answer: b. u-grooves ◉ what devices would you use to prevent the machine bedplate from lifting on one end as the elevator starts or stops? a. tie downs
b. kick angles c. isolation pads d. crosby clamps. Answer: a. tie downs ◉ which of the following best describes blocking beams? a. the beams bottom flange is set at floor level b. the beams lies parallel to the machine beams c. the beams lies perpendicular to the machine beams d. the beams elevate the machine for maintenance purposes. Answer: c. the beams lies perpendicular to the machine beams ◉ Which is the best fire extinguisher to cover all types of fires in the machine room? a. ABC b. water c. CO d. Sand. Answer: a. ABC ◉ which of the following is correct for the machine room? a. the number color on the hoist machine must match the number color on the control panel b. piping and duct from other trades is acceptable is grounded
◉ The car governor tripping sped must not be set at less than what percent of the rated car speed? a. 105% b. 110% c. 115% d. 120%. Answer: c. 115% ◉ Which of the following statements is correct about electrical overspeed switches? a. they are required on all traction elevators? b. they are actuated simultaneously when the governor trips mechanically to prevent elevator restart c. they reset automatically when the car is taken off the safeties d. they must trip at not more than 90% of mechanical tripping speed for cars that travel above 150-500fpm. Answer: d. they must trip at not more than 90% of mechanical tripping speed for cars that travel above 150-500fpm ◉ Which of the following statements is correct about governor installations? a. it must be installed to actuate the releasing carrier for overspeed condtions with the car traveling upward. b. the jaw side of the governor must be plumb to the releasing carrier on the car
c. when piping electrical switches to the governor, use only rigid conduit d. because of vibrations, never install a governor on the rails. Answer: b. the jaw side of the governor must be plumb to the releasing carrier on the car ◉ What type of governor jaw assembly is required with type B, flexible guide clamp style safeties? a. pull-through b. flyball c. low-speed centrifugal d. instantaneous gripping. Answer: a. pull-through ◉ Which of the following statements is correct about testing governors? a. it must be tested annually with rated load in the up direction b. the overspeed switches must be tested annually for proper settings c. it must be tested every five years with rated load at rated car speed in the down direction d. only type B safeties must be tested every five tears at rated load and rated speed in the down direction. Answer: c. it must be tested every five years with rated load at rated car speed in the down direction
◉ what is the minimum clearance allowed under the machine beams in a secondary machinery space? a. 36" b. 42" c. 48" d. 54". Answer: a. 36" ◉ What is the minimum overhead clearance required in an overhead space containing a governor, machine beams, and overhead shelves? a. 30" b. 42" c. 48" d. 54". Answer: d. 54" ◉ Which of the following statements best describes the group controller? a. it is used for simplex operations b. it coordinates the movement of multiple cars c. it typically performs non-logic operations d. it typically handles multiple groups of cars. Answer: b. it coordinates the movement of multiple cars
◉ which of the following best describes the static drive panel? a. generates static electricity for the hoist motor fields b. converts DC to AC for driving the hoist motor c. static drives are noisy and generate a lot of heat compared to a generator d. static drives save on energy and weight compared to a generator. Answer: d. static drives save on energy and weight compared to a generator ◉ Which is the main function of the car overspeed governor? a. trips when the hoist motor is rotating at an excessive speed b. sends an electrical signal to the controller to stop the car on overspeed c. grips the rope which mechanically trips the car safety d. trips when the generator is rotating at an excessive speed.. Answer: C. Grips the rope which mechanically trips the car safety ◉ How often should safeties be tested at rated load and speed? a. six months b. 1 year c. 2 years d. 5 years. Answer: d. 5 years
