eep January 29, 2025 EVSE Report a question What's wrong with this question? You cannot submit an empty report. Please add some details. 0% EVSE Final Exam Each attempt will include 30 randomly selected questions from the Day 2 to Day 10 quizzes. Ohm’s Law is represented by the formula V=IRV = IRV=IR. 1 / 30 What does Ohm's Law state? a. Voltage is directly proportional to resistance b. Current is directly proportional to voltage and inversely proportional to resistance c. Power is equal to voltage multiplied by current d. Resistance remains constant under all conditions Incorrect. Review the formula V=IRV = IRV=IR to understand the relationship between voltage, current, and resistance. Correct! Ohm’s Law defines the relationship among voltage, current, and resistance. Ohm’s Law explains that the current in a circuit is proportional to the voltage and inversely proportional to the resistance. It’s a widely adopted code used in various applications beyond just residential buildings. 2 / 30 What is the primary purpose of the NFPA 70? a. To regulate the installation of electrical equipment in residential buildings only b. To provide guidelines for safe electrical installations in all types of sites c. To mandate specific electrical equipment brands for commercial buildings d. To enforce electrical safety protocols in industrial settings only Incorrect. The NFPA 70 applies to all types of electrical installations, not just specific applications. Correct! The NFPA 70 provides universal safety guidelines. The NFPA 70 establishes standards for the safe installation of electrical wiring and equipment in any setting. Think about the main role of EVSE in enabling electric vehicle operation. 3 / 30 What is the primary purpose of a charging station or EVSE? a. To charge the electric vehicle's battery b. To provide air conditioning for the vehicle c. To clean the vehicle's exterior d. To play music in the vehicle EVSE does not handle air conditioning, cleaning, or playing music. Correct! The EVSE's primary function is to charge EV batteries. Charging stations deliver electricity to power EV batteries. Other options are unrelated to EVSE functionality. Environmental impacts typically involve more severe or specific conditions. 4 / 30 Which of the following is NOT a concern for environmental impact on EVSE maintenance? a. Salt water may lead to corrosion b. Dusty conditions require regular EVSE cleanings c. Rain may lead to external damage to the equipment d. Pests may damage EVSE equipment Incorrect. This concern is not typically valid. Correct! EVSEs are built to withstand rain exposure. Rain is accounted for in EVSE designs and does not typically lead to damage. Preventative maintenance does not directly impact energy efficiency. 5 / 30 Which of the following is NOT a reason for preventative maintenance of EVSE? a. Ensuring optimal performance and reliability b. Maximizing the lifespan of the equipment c. Decreasing energy consumption during charging d. Minimizing the risk of unexpected failures Incorrect. Preventative maintenance focuses on reliability, not energy efficiency. Correct! Energy consumption is not directly influenced by preventative maintenance. Preventative maintenance ensures reliability and longevity but doesn’t affect energy consumption. These professionals are licensed to handle electrical work. 6 / 30 Who is responsible for installing, repairing, and maintaining electrical systems in buildings? a. Site Hosts b. CPOs c. Dispatchers d. Electricians Incorrect. This is not within their scope of responsibilities. Correct! Electricians handle electrical installations and maintenance. Electricians are trained and licensed to work on electrical systems. Consider devices directly involved in diagnostics or operations. 7 / 30 Which of the following is NOT a remote device you may need to use as an EVSE tech? a. Laptop b. Tablet c. Bluetooth Speaker d. Smartphone That device is a critical tool for diagnostics or operations. Correct! Bluetooth speakers are not essential for an EVSE tech’s tasks. EVSE techs use devices like laptops, tablets, and smartphones for technical diagnostics, not Bluetooth speakers. Voltage is sometimes referred to as "electric pressure" in a circuit. 8 / 30 What is voltage? a. The flow of charged particles like electrons b. The number of electrons in a circuit c. The force that pushes current and causes flow in a circuit d. None of the above Incorrect. Voltage is not the flow or the number of electrons; it is the force that drives current. Correct! Voltage is the driving force behind the flow of current in a circuit. Voltage is the electrical potential difference that drives current through a circuit. EVSE testers are used for diagnosing electrical and network-related issues. 9 / 30 How does the EVSE tester help diagnose issues with charging stations? a. By analyzing tire pressure b. By measuring power consumption c. By assessing connectivity between EV and EVSE d. By checking oil levels Incorrect. The EVSE tester focuses on connectivity, not unrelated parameters. Correct! The EVSE tester checks the connectivity between EVs and charging stations. The EVSE tester checks the connection between the EV and the charging station to diagnose potential issues. EVSE focuses on charging infrastructure, not the vehicle. 10 / 30 Which of the following is NOT an EVSE component? a. Charging cable b. Charging station c. Electric vehicle battery d. Connector plug Incorrect. EVSE components are all about charging infrastructure. That’s correct! EV batteries are part of the vehicle, not EVSE. The EV battery is part of the vehicle, not the EVSE infrastructure, which includes cables, stations, and connectors. These chargers are often used in commercial and public settings for fast charging. 11 / 30 Which type of EV charger has the highest level of amps? a. Level 1 b. Level 2 c. Level 3 Incorrect. Level 1 and 2 chargers have lower amperage than Level 3 chargers. Correct! Level 3 chargers provide the highest amperage for faster charging. Level 3 chargers, also known as DC fast chargers, operate at higher amperages to charge EVs rapidly. It refers to interconnected devices that communicate over the internet. 12 / 30 What does IoT stand for? a. Internet of Things b. Integrated Online Technology c. Interactive Online Tools d. Information Overload Technology Not quite. IoT is about connectivity between devices and systems. Correct! IoT stands for Internet of Things, which connects devices for seamless communication. IoT, or Internet of Things, refers to a network of devices that communicate and exchange data. Think about how network changes are managed centrally. 13 / 30 All corrective maintenance work orders require a NOC to be contacted. a. True b. False Incorrect. NOC involvement is mandatory for corrective maintenance orders. Correct! NOC involvement ensures maintenance is handled efficiently. Corrective maintenance must involve the NOC to ensure proper coordination and approval. Arc flash risks can occur at various voltage levels, not just high voltage. 14 / 30 Arc flash hazard analysis is only for high-voltage systems. a. True b. False Incorrect. Arc flash is not limited to high-voltage systems. Correct! Arc flash risks apply across different voltage levels. Arc flash can happen in low- and medium-voltage systems, making analysis essential for all voltages. Consider common EV concerns. 15 / 30 Which of the following is NOT a challenge for EV charging consumers? a. Range anxiety b. Charging infrastructure availability c. Limited battery capacity d. Noise pollution Not correct. Noise pollution is not an issue with EVs. That’s correct! Noise pollution is not a problem for EV users. EVs are quiet and do not produce noise pollution, while range anxiety and infrastructure issues are genuine challenges. It’s the most common connector for residential and public AC charging in North America. 16 / 30 Which connector is the standard for Level 1 and Level 2 AC charging in North America? a. J1772 b. CCS Combo 1 c. Type 2 (Mennekes) d. GB/T This is not the standard connector for Level 1 and 2 charging in North America. Excellent! J1772 is the correct connector. The J1772 connector is the standard for AC charging in North America. Standard outlets use 120 volts. 17 / 30 Which Charger can be installed and used in your home with a standard outlet? a. Level 1 b. Level 2 c. Level 3 This charger cannot use a standard outlet. Correct! Level 1 chargers work with standard outlets. Level 1 chargers use standard household outlets, while others require higher voltage. ICE vehicles use gasoline or diesel. 18 / 30 Which of the following is NOT a type of electric vehicle? a. BEV b. PHEV c. ICE d. HEV Not correct. ICE vehicles are traditional fuel-powered vehicles, not electric. That’s right! ICE vehicles are not electric vehicles. ICE (Internal Combustion Engine) vehicles are not electric vehicles. BEV, PHEV, and HEV are types of EVs. Remote monitoring is typically associated with smart or networked chargers. 19 / 30 Conventional charging allows for remote monitoring. a. True b. False Incorrect. Conventional charging lacks remote monitoring features. Correct! Remote monitoring is not available with conventional chargers. Conventional charging does not have remote monitoring capabilities, unlike smart chargers. Think about a model that emphasizes empathy and understanding. 20 / 30 What model do you use to deal with difficult customers? a. B.U.R.N. b. A.L.A.R.M. c. L.E.A.R.N. d. F.I.R.M. That’s not correct. The right model is focused on empathetic listening and resolving issues. Correct! The L.E.A.R.N. model helps you engage with customers effectively by focusing on their concerns. Think about a model that emphasizes empathy and understanding. AC is common in household outlets. 21 / 30 Which type of current flows in both directions? a. AC b. DC c. Both d. Neither DC flows in one direction, not both. Well done! AC alternates direction periodically. Alternating Current (AC) reverses its direction periodically, unlike DC. Think about how PPE protects against potential arc flash injuries. 22 / 30 Arc flash hazard analysis helps determine appropriate PPE. a. True b. False Incorrect. Arc flash hazard analysis directly relates to PPE selection. Correct! Arc flash analysis helps in selecting the right protective equipment. Arc flash analysis evaluates potential risks and specifies PPE to protect workers. The formula P=VIP = VIP=VI comes from Watts Law. 23 / 30 Watts Law helps to determine which relationship? a. Voltage, resistance, and current b. Power, voltage, and current c. Resistance, capacitance, and power d. Frequency, voltage, and current Incorrect. Watts Law focuses on power, voltage, and current. Correct! Watts Law uses P=VIP = VIP=VI to calculate power in a circuit. Watts Law defines power as the product of voltage and current. Think about materials like rubber or glass. 24 / 30 Insulators allow the free flow of electrical current. a. True b. False Incorrect. Insulators do not conduct electricity; they prevent it from flowing. Correct! Insulators resist the flow of electrical current. Insulators are materials that resist or block the flow of electrical current. Think about tasks that are not usually handled by EVSE techs in the field. 25 / 30 Which of the following is NOT a work order an EVSE tech would typically receive? a. Commissioning b. Installation c. Preventative Maintenance d. Corrective Maintenance Incorrect. Other options are standard field tasks. Correct! Installation is not a typical field task for EVSE techs. Installation is generally handled by specialized teams, not regular EVSE techs. Amperage checks are part of routine electrical maintenance. 26 / 30 Amperage checks verify that electrical current is within an acceptable range. a. True b. False Incorrect. Amperage checks are crucial for maintaining safe electrical systems. Correct! Amperage checks help ensure electrical safety. Amperage checks ensure that the current flow is within safe operational limits. Consider which level offers the fastest charging. 27 / 30 Which Level of Charging would be BEST to use in the following scenario: You are in a hurry and you want to start your commute but have a low battery percentage? a. Level 1 b. Level 2 c. Level 3 This level is too slow for quick recharging. Spot on! Level 3 provides fast charging for urgent needs. Level 3 (DC Fast Charging) is the quickest, ideal for time-sensitive situations. Communication with the site host is a safety protocol. 28 / 30 You do not need to check in with the site host if you are working on preventative maintenance. a. True b. False Incorrect. Always check in with the site host. Correct! Checking in ensures safety and accountability. Site hosts must be informed of any work being performed on their property. Overloading a circuit involves connecting more devices than it can safely handle, regardless of the individual power draw. 29 / 30 You can safely overload a circuit by plugging in multiple devices as long as they are not drawing a lot of power. a. True b. False Incorrect. Overloading a circuit is dangerous, regardless of how much power each device uses. Correct! Overloading a circuit is unsafe and can lead to severe electrical hazards. Overloading can lead to overheating and fire hazards, even if devices don't draw much power individually. Preventative maintenance focuses on inspection and upkeep. 30 / 30 Preventative maintenance includes part replacement or repair. a. True b. False Incorrect. Preventative maintenance does not include repairs. Correct! Repairs are not part of preventative maintenance. 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