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NCCER Electrical Level 1 - Module 5 Introduction to the NEC(National Electric Code) Questions and Answers
Which word or phrase best describes the NEC requirements for the installation of electrical systems? Minimum All of the following groups are usually represented on the Code-Making Panels, except __________. Government lobbyists Mandatory and permissive rules are defined in _______. NEC Article 90 The general design and installation of electrical systems is covered in _____. NEC Chapters 1,2,3, and 4 Devices such as radios, televisions, and telephones are covered in _______. NEC Chapter 8 NE...
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Which word or phrase best describes the NEC requirements for the installation of electrical systems? Minimum All of the following groups are usually represented on the Code-Making Panels, except __________. Government lobbyists Mandatory and permissive rules are defined in _______. NEC Article 90 The general design and installation of electrical systems is covered in _____. NEC Chapters 1,2,3, and 4 Devices such as radios, televisions, and telephones are covered in _______. NEC Chapter 8 NE...
NCCER Electrical Level 2 Module 2 Motors- Theory and Application Sections 4-6 Questions and Answers
The two primary types of motor enclosures classified by NEMA are ____. 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) _____. sealed windings(type) The NEMA frame designation for gasoline pump motors is ____. G The letters FLA on a motor nameplate stand for ____. full-load amps To determine the horsepower rating of a motor that is already installed and in place, ____. check the nameplate data Most industri...
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The two primary types of motor enclosures classified by NEMA are ____. 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) _____. sealed windings(type) The NEMA frame designation for gasoline pump motors is ____. G The letters FLA on a motor nameplate stand for ____. full-load amps To determine the horsepower rating of a motor that is already installed and in place, ____. check the nameplate data Most industri...
NCCER Electrical Module 2 Level 2 Motors: Theory and Application Questions and Answers
How DC motors operate? Magnetic lines of force are continuous and always form closed loops; Magnetic lines of force do not cross. Armature: (Definition) The rotating windings of a DC motor. The ____ is a movable electromagnet located between the poles of another fixed permanent (field) magnet as shown. Armature A twisting force called ______ must be developed. _____ is produced by mounting a loop in a fixed magnetic field and as long as the fields of the magnet and armature interact. Torque ...
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How DC motors operate? Magnetic lines of force are continuous and always form closed loops; Magnetic lines of force do not cross. Armature: (Definition) The rotating windings of a DC motor. The ____ is a movable electromagnet located between the poles of another fixed permanent (field) magnet as shown. Armature A twisting force called ______ must be developed. _____ is produced by mounting a loop in a fixed magnetic field and as long as the fields of the magnet and armature interact. Torque ...
NCCER Electrical 2 Module 9 Test Questions and Correct Answers
A ground fault is described as an unintentional electrically conducting connection between an ungrounded conductor of an electrical circuit and a normally non current carrying conductor Where a main bonding jumper is required by NEC, the main bonding jumper cannot be less than what percentage 12.5% A ground test utilizing an auxiliary electrode and an auxiliary potential electrode is known as 3 point test If single gain nail on non metallic boxes are used with NM cable which of the following ...
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A ground fault is described as an unintentional electrically conducting connection between an ungrounded conductor of an electrical circuit and a normally non current carrying conductor Where a main bonding jumper is required by NEC, the main bonding jumper cannot be less than what percentage 12.5% A ground test utilizing an auxiliary electrode and an auxiliary potential electrode is known as 3 point test If single gain nail on non metallic boxes are used with NM cable which of the following ...
NCCER Electrical Lv 1 Module 9 Conductors and Cables Questions and Answers
The slandered system of wire sizes in the United Stated is known as the _______. American Wire Gauge (AWG) system Wire sizes of No._ or larger are shown only as stranded. No.6 The purpose of stranding is to increase ________. The Flexibility of the wire A circular mil is a circle that has a diameter of ______. 1 mil A mil is ____. 0.001 inch Aluminum conductors have a _______. Higher resistance The conductivity of aluminum is approximately ______ that of copper. 2/3 The grounding conductor may b...
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The slandered system of wire sizes in the United Stated is known as the _______. American Wire Gauge (AWG) system Wire sizes of No._ or larger are shown only as stranded. No.6 The purpose of stranding is to increase ________. The Flexibility of the wire A circular mil is a circle that has a diameter of ______. 1 mil A mil is ____. 0.001 inch Aluminum conductors have a _______. Higher resistance The conductivity of aluminum is approximately ______ that of copper. 2/3 The grounding conductor may b...
NCCER Electrical Level 3 Mod 9 Practice Questions and Correct Answers
3 basic types of 3ø motors Synchronous motor Wound rotor induction Squirrel cage induction 3 factors that cause the magnetic field to rotate The voltages of a 3ø electrical system are 120° out of phase with one another The three voltages change polarity at regular intervals The stator windings around the inside of the motor are arranged in a specific manner to induced rotation They sync speed of 3 phase motor is based on 2 factors Number of stator poles Frequency of the ac line in hertz ...
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3 basic types of 3ø motors Synchronous motor Wound rotor induction Squirrel cage induction 3 factors that cause the magnetic field to rotate The voltages of a 3ø electrical system are 120° out of phase with one another The three voltages change polarity at regular intervals The stator windings around the inside of the motor are arranged in a specific manner to induced rotation They sync speed of 3 phase motor is based on 2 factors Number of stator poles Frequency of the ac line in hertz ...
NCCER Electrical Level 2 Module 5 Pull and Junction Boxes Questions and Answers
Which of the following describes a Myers-type hub? A gasketed fitting with an O-ring used to provide water tight conduit connections Which of the following conduit bodies has a single cover opening on both sides? Type LRL Which of the following are used to protect conductors from being damaged by the sharp edges of the threaded conduit end? Insulated bushings Which type of conduit body does not provide a change in direction but may be used as a pulling points in a conduit run that has been to...
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Which of the following describes a Myers-type hub? A gasketed fitting with an O-ring used to provide water tight conduit connections Which of the following conduit bodies has a single cover opening on both sides? Type LRL Which of the following are used to protect conductors from being damaged by the sharp edges of the threaded conduit end? Insulated bushings Which type of conduit body does not provide a change in direction but may be used as a pulling points in a conduit run that has been to...
NCCER ELECTRICAL LEVEL 1 MODULE 11- RESIDENTIAL WIRING TEST QUESTIONS AND CORRECT ANSWERS
The minimum number of small appliance circuits required by the NEC® in a kitchen area is _____. ** 2 When sizing residential electrical services, the laundry load is calculated as _____. 1,500VA When sizing the general lighting load for electric services, the first 3,000VA is rated at _____. ** 100% According to NEC Section 220.53, a demand factor of 75% may be applied to four or more _____. Fixed appliance loads The minimum service disconnect rating for a one-family dwelling is _____. 100A...
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The minimum number of small appliance circuits required by the NEC® in a kitchen area is _____. ** 2 When sizing residential electrical services, the laundry load is calculated as _____. 1,500VA When sizing the general lighting load for electric services, the first 3,000VA is rated at _____. ** 100% According to NEC Section 220.53, a demand factor of 75% may be applied to four or more _____. Fixed appliance loads The minimum service disconnect rating for a one-family dwelling is _____. 100A...
NCCER Electrical Level 2 Module 3 Review Questions and Solutions
NEC requirements must be adhered to when installing incandescent recessed lighting fixtures because they are a fire hazard if installed incorrectly which of the following will shorten the life of a filament in an incandescent lamp? operating at warmer temperature chandeliers are a type of suspended lighting fixture when white light is passed through a prism, how many total colors are visible 6 Compared to standard incandescent lamps, which of the following provides longer life and improved l...
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NEC requirements must be adhered to when installing incandescent recessed lighting fixtures because they are a fire hazard if installed incorrectly which of the following will shorten the life of a filament in an incandescent lamp? operating at warmer temperature chandeliers are a type of suspended lighting fixture when white light is passed through a prism, how many total colors are visible 6 Compared to standard incandescent lamps, which of the following provides longer life and improved l...
NCCER Industrial Electrician V5 Review Questions and Correct Answers
Electrical Metallic Tubing (EMT) The lightest duty and most widely used non flexible conduit is EMT What is often referred to as thin wall conduit? EMT NEC article 358 covers Steel or aluminum RMC is made of PVC A type of conduit that should be used when corrosion is a factor is TRUE TRUE or FALSE: PVC requires the use of expansion joints to avoid damage due to temperature changes HDPE A type of conduit approved for direct burial is Flexible Metal Conduit (FMC) The type of conduit used to...
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Electrical Metallic Tubing (EMT) The lightest duty and most widely used non flexible conduit is EMT What is often referred to as thin wall conduit? EMT NEC article 358 covers Steel or aluminum RMC is made of PVC A type of conduit that should be used when corrosion is a factor is TRUE TRUE or FALSE: PVC requires the use of expansion joints to avoid damage due to temperature changes HDPE A type of conduit approved for direct burial is Flexible Metal Conduit (FMC) The type of conduit used to...
WIN-T Questions and 100% Correct Answers
None of the questions are verified. It's just poorly copied from a QUIZLET.
WGU C190 Introduction to Biology Final Exam Questions and Answers
Biology 198 Module 5 Test Questions and Correct Answers
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UNCW Bio 201 Exam 2- Chapters 5, 6, and 7 Questions and Answers