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Nccer electrical level 2 module 3 Questions with correct Answers

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Nccer electrical level 2 module 3

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Nccer Electrical Level 2 Module 3

Nccer electrical level 2 module 3 NEC requirements must be adhered to when installing incandescent recessed lighting fixtures because they - Answer- are a fire hazard if installed incorrectly which of the following will shorten the life of a filament in an incandescent lamp? - Answer- operati...

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Uploaded on September 12, 2024
Number of pages 3
Written in 2024/2025
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chandeliers are a type of
halogen gas
nccer electrical level 2 module 3
operating at warmer temperature
recessed lighting fixtures
which of the following is an hd ballast category

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NCCER Electrical Level 2 Module 2
Motors: Theory and Application
Sections 4-6
The two primary types of motor enclosures classified by NEMA are ____. - Answer-
open and totally enclosed

An open AC squirrel cage motor that makes use of form-wound coils and an
insulation system is known as a(n) _____. - Answer- sealed windings(type)

The NEMA frame designation for gasoline pump motors is ____. - Answer- G

The letters FLA on a motor nameplate stand for ____. - Answer- full-load amps

To determine the horsepower rating of a motor that is already installed and in place,
____. - Answer- check the nameplate data

Most industrial motors are NEMA Design ____. - Answer- B

The multiplier to the nameplate horsepower rating is called the _____. - Answer-
service factor

The code requirements for motor disconnects are covered in ___. - Answer- 430.102

All motors must have a thermal protector if their voltage rating is greater than _____.
- Answer- 600V-1,000V

To protect the motor from overloads and starting failures, use a ____. - Answer-
thermal protector

When studying the operation of electric motors, it is important to remember that
magnetic lines of force ____. - Answer- do not cross

If a motor has 4 poles and is operating at a frequency of 60Hz, its synchronous
speed is _____. 120(60Hz)/4= 1,800 rpm - Answer- 1,800 rpm

The type of motor most likely to be used in a location with flammable dust and torque
fluctuations is a ____. - Answer- squirrel cage induction motor

A heating system is most likely to use a _____. - Answer- single-phase induction
motor

With a constant-torque load, the horsepower ____. - Answer- varies in direct
proportion to the speed

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Nccer electrical level 2 module 3 Questions with correct Answers

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