Electric Vehicle Charging System Practice Test

These questions are part of the practice quiz. Start practicing

• Which of the following actions is NOT part of the repair flowchart?
• What is one potential benefit of EVSE installation for a business?
• What is a key feature of wireless charging systems?
• Which of the following examples best represents cargo-handling equipment?
• Which of the following is not a variable that determines the charging time of an EV?
• What type of load for listed occupancies is based on Table 220.12?
• How many new EVSEs can be added to a service with 220 amperes of non-continuous load and 172 amperes of continuous load if each EVSE draws 32 amperes?
• How can trailblazing signs impact driver behavior?
• What classification refers to the cable size in the context of EVSE installations?
• Which of the following best describes the characteristics of early electric vehicles?
• What factors must be considered when calculating voltage drop on a conductor?
• If nine Level II EVSEs require a feeder on a 3-phase system, what is the minimum ampacity of the copper feeder conductors needed?
• What is the focus of Chapter 8 systems covered in the NEC?
• What should the proper hand-off of documentation include aside from electrical details and contract documents?
• In an electric vehicle charging system, which component acts as a temporary storage for energy?
• True or False: Site lighting can deter vandalism towards charging equipment.
• Battery Electric Vehicles (BEVs) are characterized by which of the following features?
• Which of the following best describes the role of maximum current calculations in electrical installations?
• True or False: EVSE provides DC power to the electric vehicle charging port.
• What defines a partial zero emissions vehicle (PZEV)?
• Is the NECA 413-2012 Standard the only ANSI-approved standard for EVSE installation and maintenance?
• What is one of the key drawbacks of wired charging compared to wireless charging?
• Why is it important for conductors to have proper insulation ratings?
• During a meeting with a prospective customer, what is essential for the contractor to demonstrate?
• What is the purpose of trailblazing signs related to EV charging equipment?
• How is the general lighting load calculated for a store with an area of 12,000 square feet?
• An AC charger with a single-phase 208-volt or 240-volt connection and a continuous current output of up to 80 amperes is classified as what type of charger?
• Which of the following best describes Chapter 9 of the NEC?
• What is the term for the process that ensures building systems operate in accordance with design documents?
• What do the terms “Level 1” and “Level 2” signify in charging systems?
• Which step in the troubleshooting flowchart requires the use of personal protective equipment (PPE) due to electric hazards?
• When calculating the necessary branch circuit for a Level II EVSE, what multiplication factor is applied to the current rating?
• What is the primary purpose of EV networks in relation to revenue?
• What is the most effective way to address issues found during the inspection of an EV charging station?
• What does NEC 110.14(C) require regarding conductor ampacity?
• What is the anticipated charging capacity for future wireless EV chargers?
• What does GFCI stand for in the context of electric vehicle charging safety?
• True or False: Cord management is a concern for EVSE manufacturers due to safety and theft issues.
• What sectors are included in the EV industry?
• Which section of the troubleshooting flowchart details issues related to testing and procedures?
• What is the current battery capacity for heavy-duty fleet vehicles?
• Which acronym is used to indicate the level of charge in an EV battery?
• What is the voltage drop for a single-phase circuit carrying 32 amperes over a distance of 320 feet using 8 AWG copper conductors?
• True or False: ADA parking space guidelines can be applied to determine the number of accessible EV charging spaces.
• What is the minimum copper THHN feeder size for 12 EVSEs rated at 24 amperes each on a 3-phase, 4-wire, 120/208-volt system?
• Which of the following describes an EV drivetrain that can transmit power from two sources simultaneously?
• Which of the following installations is covered by the NEC?
• What do the tables in Article 310 identify?
• What does the term 'wireless power transfer' refer to in electric vehicle charging?
• Which of the following is true about the J1772 standard control pilot terminal pin's function?
• Which of the following technologies allows for charging an electric vehicle while it is in motion?
• What is the effective charge current for a Level 2 EVSE rated at 30 amperes?
• True or False: A battery electric vehicle requires external charging but can use an internal combustion generator to extend range.
• What describes a plug-in electric vehicle that operates on batteries until almost empty, then switches to an internal combustion engine?
• What potential risk must be assessed when performing repairs on EVSE?
• What does the performance-based requirement in NECA 413-2012 encompass?
• True or False: The maximum current a conductor can carry is determined using methods based on Article 310?
• Where can definitions specific to particular articles in the NEC be found?
• Which of the following is not an alternative to fossil fuels?
• During troubleshooting, what is a critical safety practice before inspecting an EVSE?
• For an optional standby system using EV and its EVSE, which requirements must be followed?
• For an EVSE drawing 32 amperes, what size breaker is necessary for compliance with regulations?
• What is the primary function of an electric vehicle's internal combustion generator in a PHEV?
• Who should understand how to manage the software in fleet EVSE commissioning?
• What must temperature ratings of equipment, overcurrent devices, and conductors be to not exceed the lowest rated element of the circuit?
• What was the first mass-produced hybrid electric vehicle?
• Why is it important to check jurisdictional codes prior to EVSE installation?
• What safety procedure should be prioritized before conducting maintenance on an EV charging system?
• What does the National Electrical Code (NEC) provide?
• What is the calculated minimum size of XHHW-2 copper conductor for a Level II EVSE with a 30-ampere rating?
• When installing multiple EVSEs, what factor should be considered to determine the appropriate feeder size?
• How does lighter battery technology benefit electric vehicles?
• Which article must be applied when an EV and EVSE are used as an interactive power production source?
• What height range should accessible EV charging controls be located according to ADA?
• What is the minimum size copper equipment grounding conductor required for a Level II EVSE rated at 32 amperes at 208 volts?
• To achieve a maximum voltage drop of 2% on a circuit with a load of 32 amperes over 400 feet, what is the correct copper conductor size?
• In the context of the NEC, what does "xxx.2" indicate?
• How is safety typically ensured when charging an electric vehicle?
• What role does a charging station play in the electric vehicle ecosystem?
• Regenerative braking is best described as which type of system?
• What does EVSE stand for in electric vehicle terminology?
• How is the charge current of EVSE affected by the voltage supplied?
• What is the remaining capacity for continuous load on a 300-ampere panelboard after considering existing lighting and receptacle loads?
• Bollards, curbs, and wheel stops are used to protect charging equipment from what?
• True or False: ADA guidelines may need to be considered when determining the location of EVSE.
• DC charging equipment provides DC directly to which component in an EV?
• Which of the following calculations are included in Article 220?
• True or False: The first EV chargers were designed to supply AC current to the vehicle's batteries directly.
• Which of the following is the Japanese DC quick charging standard?
• What is the effect of operating temperature on the copper conductor's voltage drop calculation?
• Where can the requirements for branch circuits and AFCI/GFCI protection of branch circuits be found?
• Which of the following terms refers to the practice of returning power to the grid from electric vehicles?
• An AC charger with a single-phase 120-volt connection and 14-16 amperes of continuous current output is classified as what type of charger?
• What type of vehicle can use regenerative braking to recover energy?
• Which factors limited the popularity of electric vehicles in the early 1900s?
• What is a common voltage level associated with Level 2 EV charging?
• Which of the following is a recognized type of EVCE activation technology?
• How many certification levels does Leadership in Energy and Environmental Design (LEED) have?
• What is an advantage of using regenerative braking in electric vehicles?
• For information on specific tools needed for servicing EVSE with tamper-resistant hardware, one should consult?
• What is the calculated receptacle load for a 32,000 square foot office with 120 20-ampere receptacle outlets?
• Which common issue may affect the reliability of EVSE in public locations?
• What does it mean if insulation type does not directly affect voltage drop?
• What size copper Equipment Grounding Conductor (EGC) is required for two Level II EVSE circuits on 40-ampere circuits?
• Which chapters of the NEC must be referenced for enforcement of specific tables in Chapter 9?
• What is the recommended maximum voltage drop for feeders and electrical systems according to the NEC?
• What type of vehicles must public EVSE installations be protected from?
• What is a primary goal of EVSE commissioning?
• What standard provides the necessary guidelines for equipment grounding conductor sizing?
• NEC Chapters 1-4 are applicable to which of the following?
• What should always be checked regarding EVSE installation?
• What category of electric vehicles has been available to consumers the longest?
• In a 3-phase, 4-wire system, what factor is used to convert phase current to line current?
• What does EVSE-specific testing tools ensure in terms of performance?
• What is the required action of EVSE equipment if strain is placed on the charging cable?
• In the context of EV charging equipment, what is the role of a rectifier?
• What aspect do utilities or municipalities require compliance with regarding EV installations?
• What type of current did early electric vehicle chargers supply?
• Which of the following drives the market for electric vehicles (EVs)?
• What is the formula used to calculate the voltage drop in a conductor?
• What is a common sign that an EV charging station requires maintenance?
• What type of information is included in Article 110?
• What does the acronym EV stand for?
• What percentage of general parking spaces should be accessible according to ADA guidelines?
• Which factor must be considered when determining the conductor size for EVSE?
• What is one of the methods used for charging battery electric buses?
• In assessing for an EVSE installation, why is an onsite visit important?
• True or False: Wireless charging is more expensive than coupled EVSE.
• Which component is crucial for determining the efficiency of an electric vehicle?
• Where is overcurrent protection for EVSE covered?
• What does the acronym RFID stand for?
• Which wireless charging method is used to align vehicles correctly?
• What is the first step in the troubleshooting and repair guidelines flowchart?
• What applies to current carrying capacity as described by Article 310?
• EV networks utilize memberships that are based on what model?
• What types of communications are often required in commercial and fleet EVSE installations?
• The CHAdeMO V1.0 Standard has charging power up to what specifications?
• What should be included in the information gathered during a site visit for EVSE installation?
• The State of Charge of the EV battery is what?
• Which of the following is not true of EV charging networks?
• What are the advantages of wireless charging?
• What action should be taken if an EV charging station is damaged?
• What type of energy does a fuel cell vehicle primarily use?
• The purpose of the J1772 connector pins is to provide what?
• What is the recommended maximum weight of EVSE cables and connectors to ensure accessibility?
• True or false: The EV's power acceptance rate should be considered when making EVSE purchasing decisions.
• Wireless EV charging utilizes the principles of what technology?
• Which of the following is a benefit of commissioning the installation of electric vehicle supply equipment (EVSE)?
• Which factor is critical in the planning stage of EVSE installation?
• What is the purpose of documentation in an EV charging installation?
• What is one of the initial steps in setting up fleet EVSE regarding customer comfort?
• How do businesses benefit from offering EV charging networks?
• What type of system is mandated for shock protection in EVSE installations?
• Which of the following is a responsibility of EVSE technicians?
• Which safety features are provided by electric vehicle supply equipment (EVSE)?
• How much more continuous load can be added to a 400-ampere service already utilizing 58 kilovolt-amperes of load?
• What type of charging is typically used for commercial electric vehicle charging stations?
• How is charging defined in the context of electric vehicles?
• What is the charge current that Level 2 EVSEs with a rating of 6.6 kilowatts can supply at 220 VAC?
• What technological advancements have contributed to the increased interest in electric vehicles (EVs)?
• What is the final step in the troubleshooting and repair guidelines flowchart?
• True or False: Conductor insulation type does not affect voltage drop.
• What type of systems does Chapter 8 of the NEC address?
• What repair issue is most commonly reported by electric vehicle supply equipment manufacturers?
• What is the minimum branch circuit size for a Level II EVSE rated at 32 amperes?
• What effect may installing electric vehicle charging equipment have on public perception of a business?
• What must be considered for determining the appropriate location of EVSE?
• What is one of the main challenges facing the widespread adoption of electric vehicles?
• What is one of the tests performed by an EVSE test set?
• What is the primary purpose of a Lockout/Tagout (LOTO) procedure in EV charging systems?
• What should be included in the planning for EVSE locations?
• In which year can the first electric vehicle be traced back to?
• What type of motors can be equipped in electric vehicles?
• Why are ADA guidelines useful when planning an EVSE installation?
• Which type of electric vehicle is typically known for higher emissions due to its dual propulsion sources?
• Which of the following is not a category of electric vehicles?
• Issues with data servers, EVSE locator networks, and billing networks are typically caused by what type of problem?
• What aspect is critical in ensuring the reliability of data servers linked to EVSE?
• What types of commercial or industrial vehicles currently have an electrified version?
• How is line current calculated for a 3-phase system with 120 A per phase?
• EVSE must include a(n) what to prevent the charging connector from being accidentally energized before it is connected to the vehicle?
• According to Article 625, EVSE is equipment that specifically transfers energy from what to the electric vehicle?
• For accessible EV charging stations, which aspect is primarily focused on in ADA guidelines?
• Which safety feature is crucial for preventing electrocution during EV charging?
• What is the maximum depth of a barrier such as a curb or housekeeping pad in front of accessible equipment?
• True or False: DC fast chargers pose accessibility challenges due to their larger and heavier cables and connectors compared to Level 1 and Level 2 EVSE.
• Which of the following outlines the steps, in order, for repairing an EVSe unit?
• What is the SAE standard for wireless charging?
• NECA 413-2012 contains what type of requirements regarding EVSE installations?
• When three Level II EVSE draw 24 amperes each on a 3-phase, 4-wire system, what is the line current on each phase?
• What specifications are included in the SAE standard for wireless charging?
• True or False: The state of charge is the available capacity of the battery, expressed as a percentage.
• The Society of Auto Engineers (SAE) creates standards for which of the following?
• Which of the following describes the term "accessible equipment" in relation to EV charging?
• What does Article 110 of the NEC cover?
• Which component is connected to the charge controller of a wireless EV charger via hardwiring?
• According to the ADA guidelines, operable parts of accessible equipment should be located at a height of ___ above finish grade.
• What is the purpose of a 3% voltage drop for branch circuits in wiring systems?
• What does the public sense when a business installs charging equipment?
• Which component of an EV charging system regulates the flow of electricity to the vehicle?
• Which agency in the U.S. is primarily responsible for regulating emissions from automobiles?
• Which of the following describes an advantage that hybrid electric vehicles have over traditional gas-powered vehicles?
• What is the maximum recommended voltage drop for branch circuits according to the National Electrical Code (NEC)?
• Which of the following is NOT an incentive available for EVSE installations?
• How many LEED points can the installation of EVSE at an existing building be worth?
• What was one of the earliest examples of an electric vehicle charger?