Reva Study guides, Class notes & Summaries

Final Exam Elevator Q&A review exam 2024 Update wrench used for rail installation - spud wrench The minimum clearance form the floor to the suspended ceiling is: a. 80" b. 96" c. 7'3" d. 8'2" - 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. - b. The original w...

Final Exam Elevator Q&A review exam 2024 Update wrench used for rail installation - spud wrench The minimum clearance form the floor to the suspended ceiling is: a. 80" b. 96" c. 7'3" d. 8'2" - 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. - b. The original w...

Elevator Mechanic Exam ReviewA contractor wants to raise the car speed from 100fpm to 125fpm, it currently has a 12" sheave. What sheave is required? - correct answer Diam=12" 12/4=3" 25fpm=3" 100fpm + 25fpm= 12"+3"= 15" sheave A MOV (Metal Oxide Varistor) burns out. You replace it, but cannot read voltage or resistance. What should you do? - correct answer Replace it with a larger MOV On a Ward-Leonard circuit the break is set, but the motor is trying to slip through the break. Wha...

What clinical manifestation does the nurse expect to see in a client suspected of having hypercalcemia? 1. Tachycardia 2. Positive Chvostek 3. Lethargy 4. Tachypnea 5. Decreased deep tendon reflexes - ANS: 3., 5. 3., & 5. Correct: Hypercalcemia is a condition in which the calcium level in blood is above normal. Too much calcium in blood can weaken bones, create kidney stones, and interfere with heart and brain function. Hypercalcemia is usually a result of overactive parathyroid glands. ...

Elevator Mechanic Exam Review Exam Study Questions with COMPLETE SOLUTIONS (LATEST) A Latching relay: Used for call registration,direction selection or as selector relays Two types are: Set/Rest are electrical and Mechanical Latching relays Need to know latching relay symbol, Its a box with shaded triangle in lower right hand corner. - CORRECT ANSWER Which relay do you need to Order 710 Pg, 7 RPM = 60 ∙ ƒ ÷ P÷2 = Step 1. 60 x Frequency (Hz.) = Step 2. Poles ÷ 2 = Take answe...

Abstraction Correct Answer hide implementation details so user only sees functionality. Polymorphism Correct Answer ability of an object to take many forms. ex. Method overloading, method overriding Method Overloading Correct Answer When two methods have the same name, but different parameters. Method Overriding Correct Answer When a child class overwrites a method inherited from a parent class. Encapsulation Correct Answer Wrapping code and data together in a single unit. Inhe...

Elevator Mechanic Exam Review Exam Study Questions with COMPLETE SOLUTIONS (LATEST) A Latching relay: Used for call registration,direction selection or as selector relays Two types are: Set/Rest are electrical and Mechanical Latching relays Need to know latching relay symbol, Its a box with shaded triangle in lower right hand corner. - CORRECT ANSWER Which relay do you need to Order 710 Pg, 7 RPM = 60 ∙ ƒ ÷ P÷2 = Step 1. 60 x Frequency (Hz.) = Step 2. Poles ÷ 2 = Take answe...

Elevator Mechanic Exam Review Exam Study Questions with COMPLETE SOLUTIONS (LATEST) A contractor wants to raise the car speed from 100fpm to 125fpm, it currently has a 12" sheave. What sheave is required? - CORRECT ANSWER Diam=12" 12/4=3" 25fpm=3" 100fpm + 25fpm= 12"+3"= 15" sheave A MOV (Metal Oxide Varistor) burns out. You replace it, but cannot read voltage or resistance. What should you do? - CORRECT ANSWER Replace it with a larger MOV On a Ward-Leonard circuit the break ...

Elevator Mechanic Exam Review Exam Study Questions with COMPLETE SOLUTIONS (LATEST) A contractor wants to raise the car speed from 100fpm to 125fpm, it currently has a 12" sheave. What sheave is required? - CORRECT ANSWER Diam=12" 12/4=3" 25fpm=3" 100fpm + 25fpm= 12"+3"= 15" sheave A MOV (Metal Oxide Varistor) burns out. You replace it, but cannot read voltage or resistance. What should you do? - CORRECT ANSWER Replace it with a larger MOV On a Ward-Leonard circuit the break ...

A contractor wants to raise the car speed from 100fpm to 125fpm, it currently has a 12" sheave. What sheave is required? - Answer-Diam=12" 12/4=3" 25fpm=3" 100fpm + 25fpm= 12"+3"= 15" sheave A MOV (Metal Oxide Varistor) burns out. You replace it, but cannot read voltage or resistance. What should you do? - Answer-Replace it with a larger MOV On a Ward-Leonard circuit the break is set, but the motor is trying to slip through the break. What is the issue? - Answer-Suicide Circuit You ...