EV CHARGING TERMS AND DEFINITIONS
comprehensive Questions and Answers with 100%
Correct Answers | Latest Version
Question 1.
Level 1 charging
Correct Answer: - uses a 120V AC plug - slowest type of charger and typically used
overnight at home - residential
Question 2.
Level 2 charging
Correct Answer: - uses a 240V AC plug - typically installed at homes or public
charging stations
Question 3.
Level 3 (DC) charging
Correct Answer: - fastest type of charger - uses a high-powered DC connection -
usually provided by public charging stations
Question 4.
Charger Network
Correct Answer: a system of interconnected EV charging stations operated by a
single company or organization
Question 5.
Kilowatt-Hour (kWh)
Correct Answer: standard unit of energy used to measure battery capacity
Question 6.
Charge Rate
Correct Answer: - the speed at which an EV battery is charged, often expressed in kW
- kW = V x A
Question 7.
voltage
Correct Answer: - think of it like water pressure - pushes the electrical current to the
charging station
, Question 8.
what is used to measure electrical current flow? aka "current flow rate"
Correct Answer: amps
Question 9.
Amp rating
Correct Answer: the maximum amount of electrical current that can be delivered to
the battery
Question 10.
formula for kW
Correct Answer: voltage x amps
Question 11.
formula for Kilowatts per hour (how much power will flow to your cars battery PER HOUR)
Correct Answer: (volts x amps) / 1000
Question 12.
formula to calculate hours needed for full charge of battery
Correct Answer: - battery capacity(kWh) / charger output(kW) - battery capacity found
in vehicles owner manual
Question 13.
- a level 1 charger typically has a continuous output of ________ amps? - miles of range per
hour from this charger?
Correct Answer: - 12-16 amps - 3.5-6.5 miles
Question 14.
what amp level does your home electrical panel need to have if you want a level 2 charger?
Correct Answer: 200 amp
Question 15.
most level 2 chargers pull what range of amps?
Correct Answer: - typically pull between 16-40 amps - 30-32 amps common for
residential application
Question 16.
what "type" of power do the car batteries use?
Correct Answer: direct current (DC)
comprehensive Questions and Answers with 100%
Correct Answers | Latest Version
Question 1.
Level 1 charging
Correct Answer: - uses a 120V AC plug - slowest type of charger and typically used
overnight at home - residential
Question 2.
Level 2 charging
Correct Answer: - uses a 240V AC plug - typically installed at homes or public
charging stations
Question 3.
Level 3 (DC) charging
Correct Answer: - fastest type of charger - uses a high-powered DC connection -
usually provided by public charging stations
Question 4.
Charger Network
Correct Answer: a system of interconnected EV charging stations operated by a
single company or organization
Question 5.
Kilowatt-Hour (kWh)
Correct Answer: standard unit of energy used to measure battery capacity
Question 6.
Charge Rate
Correct Answer: - the speed at which an EV battery is charged, often expressed in kW
- kW = V x A
Question 7.
voltage
Correct Answer: - think of it like water pressure - pushes the electrical current to the
charging station
, Question 8.
what is used to measure electrical current flow? aka "current flow rate"
Correct Answer: amps
Question 9.
Amp rating
Correct Answer: the maximum amount of electrical current that can be delivered to
the battery
Question 10.
formula for kW
Correct Answer: voltage x amps
Question 11.
formula for Kilowatts per hour (how much power will flow to your cars battery PER HOUR)
Correct Answer: (volts x amps) / 1000
Question 12.
formula to calculate hours needed for full charge of battery
Correct Answer: - battery capacity(kWh) / charger output(kW) - battery capacity found
in vehicles owner manual
Question 13.
- a level 1 charger typically has a continuous output of ________ amps? - miles of range per
hour from this charger?
Correct Answer: - 12-16 amps - 3.5-6.5 miles
Question 14.
what amp level does your home electrical panel need to have if you want a level 2 charger?
Correct Answer: 200 amp
Question 15.
most level 2 chargers pull what range of amps?
Correct Answer: - typically pull between 16-40 amps - 30-32 amps common for
residential application
Question 16.
what "type" of power do the car batteries use?
Correct Answer: direct current (DC)
