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WorksheetsElec Tech 2 Make-up quiz
Total questions: 57
Worksheet time: 30mins
How does Chapter 2 of the NEC apply to electrical installations in a new commercial building that Jackson, Aiden, and William are working on?
Applicable as referenced.
Informational only; not mandatory.
Generally to all electrical installations.
Supplements or modifies Chapter 1 through 4.
The constitution of Utopia is divided into how many Articles?
8
9
10
11
During a study group, Charlotte mentioned that Chapter 2 of the NEC consists of ___ articles covering ____________ and ___ articles covering ______________. David was curious about the correct distribution. Can you help them?
4/wiring and 5/protection
6/wiring and 3/protection
5/wiring and 4/protection
7/wiring and 2/protection
Zoe is planning to install an outside branch circuit to serve a newly built detached garage. Which ARTICLE and PART of NEC CHAPTER 2 should she refer to for guidance?
Article 210, Part I
Article 215, Part II
Article 220, Part I
Article 225, Part II
While renovating their home, Kai and Ava are advised to ensure GFCI Protection for Personnel. This requirement is detailed in which SECTION of the NEC?
210.6
210.7
210.8
210.10
210.12
While reviewing the electrical safety standards for a school science project, Zoe found that Section 210.8 includes how many first-level subdivisions?
(a)
Article 230 contains how many PARTS?
5
6
7
8
During a study group, David, Noah, and Mia are reviewing for their electrical engineering exam. They discuss the National Electrical Code and try to identify which of the following articles is NOT one of the "wiring" articles of Chapter 2.
210
215
225
230
240
During a school project on government policies, Avery, James, and Charlotte are tasked with identifying which of the following articles is NOT one of the "protection" articles of Chapter 2.
230
240
250
242
During a practical class, Rohan was tasked to identify which PART of Article 250 contains the requirements for grounding electrode conductors. Which part is it?
Part I
Part II
Part III
Part IV
Part V
In a comprehensive manual on constitutional law that Liam, Charlotte, and Priya are studying, Article 240 is divided into how many PARTS?
(a)
In designing the electrical system for a new commercial building, Luna needs to ensure the correct placement of Surge Arresters. Which ARTICLE, PART, and SECTION should she refer to for guidance?
Article 240, Part II, Section 240.21
Article 242, Part II, Section 242.22
Article 242, Part II, Section 242.12(B)
Article 242, Part III, Section 242.46
During a renovation project, Elijah is installing a new electrical system in a residential building. He wonders, are Surge Protective Devices required to be listed?
YES
NO
Only if required by the AHJ
For outdoor installations only.
While setting up a new data center, Oliver referred to Table 250.3 to ensure compliance with grounding and bonding requirements for Information Technology Equipment. In which SECTION can he find additional grounding and bonding requirements specific to this equipment?
460.10
426.27
645.15
555.15
All circuit conductors between the service equipment, the source of a separately derived system, or other power supply source and the final branch-circuit OCPD in James's new house are known as what?
service conductors
feeders
branch circuits
control circuit wiring
NFPA states that you can start your electrical examination of the structural fire loss from the electrical panel
True
False
During a storm, David noticed damage to an external component of his home's electrical system. Identify this component based on the description.
Weather head
power pole
electrical panel
electrical meter
During a home inspection, Aria noticed a device mounted on the wall of the basement. This device is the
electrical meter
electrical panel
riser
circuit breaker
During a home inspection, Emma noticed a malfunctioning component in her electrical system. Identify the component she needs to check first.
electrical box
circuit breaker
meter
riser
If a circuit breaker in Jackson's house is tripped, you can confirm it is tripped by pushing the lever into the ON position and it will then return to the tripped position
true
False
In Nora's new house, another name for electrical WIRING is conductors
true
false
During a home renovation, Noah is installing a new circuit for the kitchen lights. What is the Amp rating of the circuit breaker he should use?
10
15
20
30
During a physics lab, Isla and Michael observed a phenomenon between two electrodes. Identify this phenomenon.
Spark
Arc
Identify the electrical phenomenon occurring when Harper demonstrates a physics experiment in class
Spark
Arc
On this device, what is the BLACK arrow component called?
Hot bus
Cool Bus
Negative bus
Neutral Bus
On this device, what is the BLACK arrow component's screws made of?
silver
brass
copper
nickle
On this device, what is the WHITE arrow component indicating?
Hot Bus
Neutral Bus
Party Bus
white bus
On this device, what is the GREEN Arrow component indicating?
Neutral Bus
Ground bus
Hot Bus
Party Bus
During a routine inspection at Abigail's new apartment, the electrician noticed
High Resistance heating at a connect point
improper wiring used for outlet
mixing of copper and aluminum components
orange color conductors used for more visibility
During a school science project, Jackson and Scarlett are tasked with designing a circuit that can increase the voltage for their experiment. They are considering several components to include in their design. Which device should they use?
Step up transformer
DPDT Relay
Controller
HOA switch
In a smart home system, what device does David use to automatically control the lighting based on movement in the room?
A competition
A power controlling device
An automatic switch
A phase monitor
Imagine Maya is designing the electrical system for a new building. She uses a diagram to represent the electrical circuitry. This diagram is known as:
Instructions on how to safely use a ladder
A description of power consumption
A kind of power distribution
A representation of electrical circuitry in a system
During a cold winter day, Samuel is trying to figure out why his home heating system isn't working. He suspects the issue might be with a specific component. Which of the following is an example of a pilot duty control that could be causing the problem?
The main breaker of an electrical panel
A motor starter
A low voltage thermostat
A defrost timer
What is a step down transformer used in a household appliance?
A voltage converting device
A safety device
An operating control
A power generator
During a school science fair, Isla and Rohan are demonstrating the concept of electric motors. They explain what happens when an electric motor starts up. What does lock rotor current mean in this context?
Problem cause by defective motor
Maximum starting torque of an electric motor
The relation between working current and theoretical current of a motor
The current inrush pulled by a motor at start up
Emma is installing a new washing machine in her home. What is the purpose of connecting the washing machine to a grounding circuit?
Safety
To lower the magnetic field emissions
To reduce power consumption
To improve efficiency
What enables a flashlight to turn on when Liam flips the switch?
Earth magnetic fields
A switch
Voltage potential differential across the batteries
A transformer
Imagine Daniel is working on a project that requires a stable power supply, where the flow of current must remain constant in one direction. What type of electricity should he use?
Voltage
AC
Power
DC
When Luna tries to light up a bulb using a battery and wires, the force that opposes and reduces the flow of electrical current is known as ___
Power
Electromagnetism
Resistance
Frequency
In Abigail's home, the device that converts electrical energy into light to illuminate her study room is _____
Light Bulb
Electric Circuit
Power Station
Switch
In Charlotte's home, the device that includes batteries to supply electricity to all her gadgets is called ____
Control
Load
Source
Voltage
Ava is working on a science project that involves lighting up a bulb using a battery and some wires. She notices that the brightness of the bulb changes when she adjusts the voltage of the battery and the resistance of the circuit. This observation is an example of a law that states current is directly proportional to voltage and inversely proportional to resistance, known as ____
PEC
Kirchoff's Law
Law of Resistivity
Ohm's Law
Maya is working on a school project to build a simple electric circuit. To calculate the unknown voltage required to power a light bulb in her circuit, which formula should she use?
E=IxR
I=E/R
E=I/R
R=E/I
Evelyn is setting up a new office and plans to install 40-watt fluorescent lamps. If the office's power supply is 220 volts, what amount of current would each lamp draw?
5.5 amperes
25.5 amperes
0.18 amperes
50.5 amperes
When Kai was installing new lighting in his home, he realized there are several factors involved in electrical wiring installation but the foremost consideration is ____
Cost
Labor
Safety
Function
When William is planning the electrical layout for his new coffee shop, he wonders about the standard number or diameter of wires needed for installing convenience outlets. What should it be?
12
14
18
10
In renovating Benjamin's kitchen, to comply with the requirements of the Philippine Electrical Code, the appropriate fuse rating for the new lighting outlet should be ____
15 A
60 A
30 A
20 A
Planning and designing of electrical wiring plan for Anika's new coffee shop is being done in order to:
Provide efficient and effective wiring system of the building
Maintain quality workmanship
Avoid overloaded circuit
Protect the circuit from high current
Oliver is renovating his house and is adding new convenience outlets in his living room for general use. To ensure the safety of the electrical circuits, what is the ampacity rating of the breaker he should use for these outlets?
20A
15A
30A
60A
Avery and Jackson are renovating their house and want to install an electrical component that allows them to control the lighting of their living room from both the entrance and the bedroom. This component is called:
Four-way switch
Push-button switch
Three-way switch
Remote controlled switch
To conserve energy, what kind of lamp should be used in lighting fixtures ?
Incandescent lamp
Compact fluorescent lamp
Mercury Lamp
Neon Lamp
The size of electrical wire recommended for installing lighting fixtures is :
No. 12 AWG
No. 18 AWG
No. 10 AWG
No. 14 AWG
What is the voltage required by an automatic pressure cooker having a resistance of 20 ohms when the current flowing in 8 amperes?
240 V
120 V
480 V
160 V
In a simple electrical connection, one of the lines of the source is connected to ____
Terminal 1 of the load
Terminal 2 of the load
Terminal 1 of the switch
Terminal 1 and 2 of the switch
A series connected dry cells will result to _____
increase in the amount of current
increase in the amount of voltage
increase total resistance
more powerful supply of electricity
What type of switch is used to control alternately three-phase line system using two sources of power?
Double Pole Single Throw Switch
Single Pole Double Throw
Triple Pole Single Throw Switch
Triple Pole Double Throw Switch
Which of the following is the best conductor of electricity?
Copper
Silver
Aluminum
Gold
