EVITP EV Technology Fundamentals

Question 1

What are the main types of EV batteries?

Accepted Answer

Lithium-ion (Li-ion) in various chemistries like NMC, LFP, and NCA

Answer

Modern EVs primarily use lithium-ion batteries in various chemical compositions.

Question 2

What is regenerative braking in EVs?

Accepted Answer

Converting kinetic energy back to electrical energy during deceleration to recharge the battery

Answer

Regenerative braking captures energy that would otherwise be lost as heat.

Question 3

What is battery thermal management?

Accepted Answer

Systems to maintain optimal battery temperature for performance and longevity

Answer

Batteries perform best within a specific temperature range.

Question 4

What is the typical range of a modern EV?

Accepted Answer

200-300+ miles on a full charge depending on battery size and efficiency

Answer

Modern EVs offer practical ranges that meet most daily driving needs.

Question 5

What is State of Charge (SOC)?

Accepted Answer

The remaining battery capacity as a percentage of total capacity

Answer

SOC indicates how much energy remains in the battery.

(EVITP) Electric Vehicle Infrastructure Program Practice Test