evitp Final exam Questions and Answers

evitp Final exam Questions and Answers The EV industry is comprised of ? . Select one: manufacturers mer advocacy groups c.EV charging equipment manufacturers rch and standards organizations of the above e. all of the above A partial zero emissions vehicle (PZEV) is defined as which of the following? Select one: a.A gas-engine vehicle that has zero evaporative emissions from its fuel system b.A plug-in electric vehicle c.A vehicle with a hybrid gas-electric drive train d.An electric vehicle that only has provisions for wireless charging a.A gas-engine vehicle that has zero evaporative emissions from its fuel system The state of charge is the available capacity of the battery, expressed as a percentage. Select one: True False True Which of the following is not an alternative to fossil fuels? Select one: a.Compressed air b.Electricity c.Fuel cell d.Gasoline d.Gasoline The first electric vehicle can be traced back to ? . Select one: a.1832 b.1943 c.1967 d.2002 a. 1832 Which of the following illustrates why electric vehicles were so popular in the early days of automobiles? Select one: a.They were clean to operate. b.They were mechanically complicated. c.They were quiet. d.Both a. and c. d.Both a. and c. What factors limited the popularity of EVs as internal combustion engine vehicles came to the market in the early 1900s? Select one: a.Charge times b.Range c.Speed d.All of the above d.All of the above What was the first mass-produced hybrid electric vehicle? Select one: a.GM EV-1 b.Honda Insight Hybrid c.Tesla Model 3 d.Toyota Prius d.Toyota Prius What improvements in technology have increased interest in EVs? Select one: a.Charging stations specific to each type of vehicle b.High cost and poor public awareness c.Improved range, power, and lighter batteries d.None of the above c.Improved range, power, and lighter batteries What best describes early EVs? Select one: a.Loud and difficult to steer b.Oily, noisy, and hard to start c.Quiet, easy to start, and mechanically simple d.Very unreliable c. Quiet, easy to start, and mechanically simple Which of the following is not a category of electric vehicles? Select one: a.BEV b.HEV c.ICE d.PHEV c.ICE What category of EV has been available to consumers the longest? a.BEV b.HEV c.PHEV d.All of the above b.HEV Which of the following describes a plug-in electric vehicle that runs on batteries until nearly depleted, then switches over to an ICE generator to extend the battery range? Select one: a.BEV b.PHEV c.All electric vehicles have this capability. d.No electric vehicle currently on the market has this capability. b.PHEV Regenerative braking is best described by which of the following? Select one: a.An energy recovery system b.Not reliable as a braking method c.Obsolete technology that existed on EV models in the 1990s d.Turns electrical energy to kinetic energy a.An energy recovery system Which of the following describes an EV drivetrain architecture in which power can be transmitted to the drive from two sources at the same time? Select one: a.Full electric drive b.Parallel hybrid drive c.Series hybrid drive d.3-phase series drive b.Parallel hybrid drive What types of commercial/industrial vehicles are currently available in an electrified version? Select one: a.Cargo and material-handling equipment b.Delivery vans and buses c.Semi-trailer trucks d.All of the above d.All of the above Charging methods for battery electric buses include which of the following? Select one: a.Above/below bus charging wireless charging b.Plug-in charging c.Wireless power transfer d.All of the above d.All of the above Fleet vehicle battery capacity has reached upward of ? for heavy duty vehicles. Select one: a.500 Wh b.10 kWh c.550 kWh of the above c.550 kWh Charging is defined as which of the following? Select one: a.Refilling brake fluid in an EV b.Removing the batteries from an EV and placing them inside charging equipment c.Replacing batteries in an EV d.Supplying power (kW) to an EV battery d.Supplying power (kW) to an EV battery The first EV chargers were external and supplied DC current directly to the vehicle's batteries. Select one: a.True b.False a.True Which of the following was an early electric vehicle charger? Select one: a.City of Seattle's Electro-Park electrified parking space b.Ford Dyna-Charge c.General Electric arc rectifier d.Tesla Model 001 Charger c.General Electric arc rectifier Later in the development of EV charging equipment, the actual charging means was accomplished by a(n) ? that converts AC to DC to be used in charging the vehicle's battery. Select one: nal combustion generator ter fier ge source fier Electric vehicle supply equipment (EVSE) provides which of the following safety features? Select one: a.A continuously energized output b.GFCI protection c.Hardware fault detection d.Both b. and c. d.Both b. and c. EVSE provides DC power to the electric vehicle charging port. Select one: True False False DC charging equipment provides DC directly to ? in an EV. Select one: ry management systems ry monitoring devices e multiplier systems nt management systems ry management systems An AC charger with a single-phase 120-volt connection and 14-16 amperes of continuous current output is classified as a ? charger. Select one: a.Level 1 b.Level 2 -voltage d.SAE standard a.Level 1 The purpose of the J1772 connector pins is to provide ? . Select one: a.a charging interface that is safe for consumers to use b.a means to signal the EVSE to stop charging based on the pin contact state ls to the EVSE that the connector is properly seated on the vehicle of the above of the above Which of the following is true about the J1772 standard control pilot terminal pin's function? Select one: a.It changes the state of the EVSE according to the voltage present. b.It defines the state of the EVSE. c.It uses a +12V to -12V AC square wave signal. d.All of the above d.All of the above Which of the following is not a variable that determines the charging time of an EV? a.Connector configuration b.Max power capacity of the EV's converter c.Size of the electrical feeder/service supplying the EVSE d.All of the above a.Connector configuration The EV's power acceptance rate should not be considered when making EVSE purchasing decisions. Select one: True False False Which of the following is the Japanese DC quick charging standard? Select one: a.CHAdeMO b.JARI c.SAE d.TEPCO a.CHAdeMO The CHAdeMO V1.0 Standard has charging power up to ? at ? , up to ? . Select one: a.62.5 kW / 500 VDC / 125 A b.350 kW / 480 VDC / 80 A c.400 kW / 1,000 VDC / 400 A d.1 MW / 2,200 VDC / 800 A a.62.5 kW / 500 VDC / 125 A Wireless charging is more expensive than coupled EVSE. Select one: True False True Which of the following is not true of EV charging networks? Select one: a.Charging networks offer both paid memberships and free memberships with pay-as-you-go charging. b.There are over a dozen networks across the U.S. and Canada. c.They allow businesses a way to draw consumers to charging equipment and generate revenue via transaction processing. d.None of the above d.None of the above EV networks generate revenue with which of the following? Select one: a.Call-to-pay b.Membership fees c.Station usage fees d.All of the above d.All of the above The National Electrical Code (NEC) ? . Select one: s all electrical work, from utility generation to household wiring not intended to provide requirements for installation that safeguard persons and property from the hazards arising from the use of electricity des minimum installation requirements Feedback des minimum installation requirements Installations covered by the NEC include which of the following? Select one: a.Industrial substations b.Installations on public and private premises c.Recreational vehicles, floating buildings, and mobile homes d.All of the above d.All of the above NEC Chapters 1-4 apply to ? . Select one: installations installations except as modified by Chapters 5, 6, and 7 Chapter 8 of the above installations except as modified by Chapters 5, 6, and 7 Definitions that are specific to a particular article are located in which of the following sections? Select one: .1 .2 .10 .12 .2 The maximum amount of current a conductor can carry under the conditions of use without exceeding its temperature rating is found using the calculation methods based in Article 310. Select one: True False True Requirements for branch circuits and AFCI/GFCI protection of branch circuits are found in ? . Select one: a.Article 200 b.Article 210 c.Article 230 d.Article 240 b.Article 210 The tables in Article 310 identify ? . Select one: able ampacity of conductors based on conductor size and material ity adjustment and correction factors types and application of the above of the above According to Article 625, EVSE is equipment that has the specific purpose of transferring energy from ? to the electric vehicle. Select one: a.a DC power source b.a generator premises wiring system utility premises wiring system Overcurrent protection for EVSE is covered in ? . Select one: a.Section 625.1 b.Section 625.21 c.Section 625.31 d.Section 625.41 d.Section 625.41 EVSE output cable is permitted to be made from Type ? cable and is generally permitted to have a maximum length of ? . Select one: a.EVJT / 25' b.MI / 25' c.SJO / 20' d.SO / 20' a.EVJT / 25' EVSE shall have a(n) ? system for shock protection for personnel. Select one: ved ed d d d When an EV and EVSE is used to facilitate power supply as an interactive power production source, which article must be applied? Select one: a.Article 700 b.Article 702 c.Article 704 d.Article 705 d.Article 705 When an EV and its EVSE is used as a power supply for an optional standby system, requirements found in ? are applied. Select one: a.Article 700 b.Article 702 c.Article 704 d.Article 705 b.Article 702 The NECA 413-2012 Standard is the only ANSI-approved standard for EVSE installation and maintenance. Select one: True False True NECA 413-2012 contains ? requirements for EVSE installation, covering everything from planning an installation to ADA considerations and commissioning process. Select one: ete rmance-based sted rmance-based Level 2 EVSEs with a rating of 6.6 kilowatts can supply ? of charge current when operating at 220 VAC. Select one: a.20 A b.30 A c.40 A d.50 A b.30 A What is the minimum branch circuit size for a Level II EVSE with a 32-ampere current rating? Select one: a.32 A b.35 A c.40 A d.55 A c.40 A 32 A × 1.25 = 40 A minimum OCPD Two Level II EVSE circuits are installed in the same PVC conduit. Each EVSE is served by a 40-ampere circuit at 240 volts with an EGC run along with the circuits. What size copper EGC is required for this installation? Select one: a.10 AWG b.8 AWG c.6 AWG d.4 AWG a.10 AWG Note: T250.122 - 40 A Circuit = 10 AWG CU equipment ground A 32,000 square foot office building has 120 20-ampere, 120-volt duplex receptacle outlets. What is the branch circuit receptacle load? Select one: a.9,600 VA b.21,600 VA c.28,000 VA d.32,000 VA d.32,000 VA Note: 220.14(K) - use largest of either 1 VA per square foot or 180 VA per outlet. 180 VA × 120 = 21,600 VA32,000 ft2 × 1 VA = 32,000 VA An existing 400-ampere, 120/208-volt, 3-phase, 4-wire service has 30 kilovolt-amperes of non-continuous load and 58 kilovolt-amperes of continuous load. How much more continuous load can be added to the service? (Note: Use 1.732 for the square root of 3.) Select one: a.33,281.92 VA b.41,436 VA c.102.5 kVA d.143.93 kVA a.33,281.92 VA Note: 30 kVA + (58 kVA × 1.25) = 102.5 kVA 400 A × 208 V × 1.732 = 144,102.4 VA Remaining VA available prior to continuous load correction = 41,602.4 VA 41,602 VA × 0.8 = 33,281.92 VA A Level II EVSE with a rating of 32 amperes at 208 volts is installed. What is the minimum size copper equipment grounding conductor required to serve the installation? Select one: a.10 AWG b.8 AWG c.6 AWG d.4 AWG a.10 AWG Note: Section 250.122 - the EVSE will be served by a 40A OCPD; therefore, the minimum size equipment ground will be 10 AWG. Additional EVSEs are to be added to an existing 120/208-volt, 3-phase, 4-wire, 600-ampere service with 220 amperes of non-continuous load and 172 amperes of continuous load. The EVSEs each draw 32 amperes. How many new EVSEs can be added to the service? (Note: Use 1.732 for the square root of 3.) Select one: a.2 b.3 c.6 d.9 c.6 220 A + (172 A × 1.25) = 435 A 600 A - 435 A = 165 A 165 A × 0.8 = 132 A left (due to EVSEs being continuous loads) (32 × 1.732) = 55.43 132 A / 55.43 = 2.38 or 2 per phase Total = 6 EVSEs What is the minimum copper THHN feeder size for 12 EVSEs rated at 24 amperes on a 3-phase, 4-wire, 120/208-volt system, assuming four EVSE per phase? (Note: Use 1.732 for the square root of 3.) Select one: a.250 kcmil b.350 kcmil c.4/0 AWG d.2/0 AWG c.4/0 AWG 24 A × 1.25 = 30 A There will be four per phase. 30 A × 4 = 120 A per phase Line current is 120 A × 1.732 = 208 A feeder = 4/0 Copper What is the maximum voltage drop recommended for branch circuits and feeders/electrical systems in the National Electrical Code (NEC)? Select one: a.1% branch / 2% feeder/system b.2% branch / 4% feeder/system c.3% branch / 5% feeder/system d.It is recommended that no voltage drop be allowed in the system. 3% branch / 5% feeder/system Note: Informational Note to NEC 210.19 - 3% for branch circuits / 5% for the overall system. Conducting an onsite visit when assessing a location for an electric vehicle supply equipment (EVSE) installation is important for which of the following reasons? Select one: a.It allows the electrical contractor to understand the prospective customers' needs for an EVSE installation. b.It provides an opportunity for the electrical contractor to gather facts and present themselves as a knowledgeable professional. c.The electrical contractor can tell the prospective customer what must be done. d.Both a. and b. d.Both a. and b. Information gathered during the site visit should include which of the following? Select one: a.Details about the existing electrical system b.Details on the desired EVSE location c.Notes on how the customer intends to use the EVSE installation d.All of the above d.All of the above Incentives available for EVSE installation include which of the following? Select one: a.State or federal tax credits b.Tax incentives from the city of municipality c.Time-of-use discounted rates or other incentives from the serving utility d.All of the above d.All of the above Leadership in Energy and Environmental Design (LEED) has ? certification levels. Select one: a.2 b.4 c.6 d.8 b.4 Installation of EVSE at an existing building is worth as many as ? LEEDpoints. Select one: a.1 b.3 c.11 d.15 d.15 Installing electric vehicle charging equipment may ? public perception of a business. Select one: ve ize e of the above ve Determining the appropriate location for EVSE requires the person planning the installation to consider which of the following? Select one: a.How the customer plans on using the installation b.Location of possible electrical supply points c.The security of the proposed location d.All of the above d.All of the above Adequate site lighting increases the safety of an EVSE location. Select one: a.True b.False a.True According to the ADA guidelines, what percentage of general parking spaces should be accessible? b.4% ADA guidelines are useful when planning an EVSE installation because ? . Select one: are no federal standards for EVSE accessibility establish clear space around equipment that allows for wheelchair approach and access establish equipment characteristics that increase accessibility of the above of the above Operable parts of accessible equipment should be located ? above finish grade per ADA guidelines. Select one: a.10"-30" b.15"-48" c.18"-56" d.24"-96" b.15"-48" DC fast chargers pose accessibility challenges because their cables and connectors are larger and heavier than standard Level 1 and Level 2 EVSE. Select one: a.True b.False a.True ? is the process that ensures mechanical, electrical, and other building systems are installed, tested, and perform interactively in accordance with design documents. Select one: a.A one-line b.Commissioning c.Providing the estimate d.The walk through b.Commissioning The proper hand-off of documentation should include electrical details, contract documents, operation and maintenance manuals as well as ? . Select one: cations and approvals for incentive programs ction reports e and tax forms of the above of the above Utilities or municipalities may have requirements that ? basic code considerations. equal to in addition to require load calculations along with d.Any of the above may apply. d.Any of the above may apply. Cord management is a major concern for manufacturers of EVSE as charge cables can cause a tripping hazard and are often subject to theft. Select one: True False True Commercial and fleet EVSE installations often require ? communications and ? functions. Select one: rked / basic rked / revenue collection ess / few of the above rked / revenue collection Recognized types of EVCE activation technology include which of the following? Select one: a.RFID tags b.Swipe cards c.Both a. and b. d.None of the above c.Both a. and b. The acronym RFID stands for ? . Select one: frequency identification nized ferrite input detection ed fuel in direction frequency identification Part of the initial setup of fleet EVSE is making sure that the customer is comfortable with ? . Select one: amming RFID cards reporting software a. and b. er a. nor b. a. and b. The most commonly reported repair to electric vehicle supply equipment (EVSE) manufacturers is damage to the ? . Select one: actor set c.EVSE board set