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Quizzes > Science

Electric vehicle quiz: test your EV knowledge

Quick, free EV knowledge test. 15 questions, instant results.

Editorial: Review CompletedCreated By: Jetongie Dumagpi MinsulfxUpdated Aug 23, 2025
Difficulty: Moderate
Questions: 20
Learning OutcomesStudy Material
Colorful paper art illustrating a quiz on Electric Vehicle Trivia

This quiz helps you check your knowledge of electric vehicles, from batteries and charging to key moments in EV history. Answer 15 quick multiple-choice questions and get instant results. See where you are strong and what to review next. Want more practice? Try the ev knowledge test or explore car trivia.

What component in an electric vehicle stores electrical energy for driving the motor?
Fuel cell
Alternator
Battery
Supercapacitor
The battery is the main energy storage device in an EV, holding electrical energy that powers the motor. Supercapacitors, fuel cells, and alternators serve different roles such as rapid discharge, hydrogen conversion, and generating electricity in ICE vehicles.
Which EV component converts DC battery power into AC power for the electric motor?
Converter
Inverter
Transformer
Regulator
An inverter converts the direct current (DC) from the battery into alternating current (AC) required by most electric motors. Converters adjust voltage levels, transformers change AC voltages, and regulators manage voltage stability.
Which of the following is a common DC fast-charging connector standard developed by European and American automakers?
Tesla Supercharger
Type 2
CHAdeMO
CCS
CCS (Combined Charging System) is a DC fast-charging standard created by European and American manufacturers. CHAdeMO is primarily Japanese, Type 2 is an AC connector, and Tesla Supercharger is proprietary to Tesla vehicles.
What type of emissions do battery electric vehicles produce at the tailpipe during operation?
Particulate matter
NOₓ emissions
Zero tailpipe emissions
CO₂ emissions
Battery electric vehicles have no tailpipe and thus produce zero direct exhaust emissions. CO₂, NOₓ, and particulate matter are emitted by internal combustion engines, not pure EVs.
Which mass-market electric vehicle was first introduced by Nissan in 2010?
Tesla Model S
BMW i3
Nissan Leaf
Chevrolet Volt
The Nissan Leaf was launched in 2010 as one of the first mass-produced electric cars. Tesla Model S debuted in 2012, the Chevrolet Volt is a plug-in hybrid, and the BMW i3 arrived later in 2013.
Which battery technology is most widely used in modern electric vehicles due to its high energy density and efficiency?
Solid-state
Lithium-ion
Lead-acid
Nickel-metal hydride
Lithium-ion batteries offer high energy density and efficiency, making them the dominant choice for EVs. Lead-acid and nickel-metal hydride have lower energy densities, and solid-state remains largely experimental.
What is a primary advantage of lithium iron phosphate (LFP) batteries compared to nickel manganese cobalt (NMC) batteries in EV applications?
Lower cycle life
Greater rarity of raw materials
Higher energy density
Improved thermal stability
LFP batteries are known for excellent thermal stability and safety, reducing the risk of thermal runaway. They typically have lower energy density than NMC and use more abundant materials, not rarer ones.
Which power range best represents a typical DC fast charger that provides rapid charging for electric vehicles?
7 kW to 11 kW
3 kW to 6 kW
Below 3 kW
50 kW and above
DC fast chargers generally start at around 50 kW and can exceed 350 kW for high-power stations. The lower power ranges listed correspond to Level 2 and Level 1 AC charging.
Approximately how long would it take to fully charge a 60 kWh EV battery using a 7 kW Level 2 AC charger, assuming ideal conditions?
Around 8 to 9 hours
Around 2 hours
Around 30 minutes
Around 24 hours
Charging time is calculated by dividing battery capacity by charger power (60 kWh÷7 kW≈8.6 hours). Faster or slower times result from different charger ratings or conditions.
Which charging standard is commonly used by Japanese automakers for DC fast charging?
CHAdeMO
GB/T
Type 2
CCS
CHAdeMO was developed by Japanese manufacturers for DC fast charging. CCS is more common in Europe/North America, Type 2 is an AC connector, and GB/T is used in China.
What does "BMS" stand for in the context of electric vehicle battery systems?
Bus Management Software
Battery Modular Structure
Battery Monitoring Sensor
Battery Management System
A Battery Management System (BMS) monitors cell voltages, temperatures, and state of charge to ensure safe and efficient battery operation. The other options are not standard industry terms.
What does "CCS" stand for in EV charging terminology?
Continuous Current Supply
Compact Connector Specification
Configurable Charging Standard
Combined Charging System
CCS stands for Combined Charging System, which integrates AC and DC charging capabilities in one connector design. The other phrases do not reflect the actual meaning.
Which factor most significantly affects the real-world driving range of an electric vehicle?
Ambient temperature and driving conditions
Number of speakers
Paint finish
Tire color
Ambient temperature, speed, and driving habits greatly influence battery efficiency and range. Cosmetic features like tire color, paint finish, or audio equipment have negligible impact.
Which automaker produces the Bolt EV, a popular all-electric hatchback?
Ford
Volkswagen
Tesla
Chevrolet
The Chevrolet Bolt EV is manufactured by General Motors under its Chevrolet brand. Tesla, Volkswagen, and Ford offer their own EV models but not the Bolt.
What unit is typically used to express the energy capacity of an electric vehicle's battery?
Ampere (A)
Volt (V)
Horsepower (hp)
Kilowatt-hour (kWh)
Battery capacity is measured in kilowatt-hours (kWh), indicating the amount of energy stored. Amperes measure current, volts measure potential, and horsepower measures power output.
Between nickel manganese cobalt (NMC) and lithium iron phosphate (LFP) battery chemistries, which typically offers higher specific energy (energy per unit mass)?
LFP
NMC
Lead-acid
Nickel-metal hydride
NMC batteries feature higher energy density compared to LFP, making them lighter for the same capacity. Lead-acid and nickel-metal hydride have much lower specific energy.
What is the approximate drivetrain efficiency (battery-to-wheels) of a typical battery electric vehicle compared to an internal combustion engine vehicle?
Around 50% to 60%
Around 25% to 30%
Nearly 100%
Around 85% to 90%
EVs convert roughly 85% to 90% of stored energy to wheel motion, far exceeding the 25% to 30% efficiency of typical internal combustion engines. No system achieves true 100% efficiency.
Which three elements form the cathode composition in the widely used NMC battery chemistry?
Lithium, Iron, Phosphate
Nickel, Cadmium, Zinc
Nickel, Manganese, Cobalt
Sodium, Magnesium, Aluminum
NMC stands for Nickel, Manganese, and Cobalt, which are the key cathode materials in this battery chemistry. Lithium iron phosphate is used in LFP batteries instead.
Which communication standard defined under ISO 15118 enables automated authentication and billing processes in EV charging?
CAN bus
Modbus
OCPP
ISO 15118
ISO 15118 specifies the vehicle-to-charger communication protocol, enabling features like Plug & Charge for seamless authentication and billing. OCPP governs station-side management, while Modbus and CAN bus are general industrial/vehicle networks.
In what year did General Motors first introduce the EV1, one of the earliest modern electric vehicles?
1990
1996
2000
1985
The GM EV1 was launched in 1996 as a pioneering urban electric car. Earlier or later dates correspond to other EV and hybrid introductions.
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Learning Outcomes

  1. Identify the key components of EV powertrains.
  2. Analyse the environmental benefits of electric mobility.
  3. Evaluate differences between battery technologies and range.
  4. Apply knowledge of charging standards and infrastructure.
  5. Master the evolution of electric vehicle history.
  6. Demonstrate familiarity with leading EV manufacturers and models.

Cheat Sheet

  1. EV Powertrain Components - Dive into the heart of an electric vehicle by exploring its motor, battery pack, power electronics, and transmission system. Each piece works in harmony to turn stored electricity into smooth, efficient motion, giving EVs their signature instant torque and whisper-quiet ride.
  2. Environmental Benefits - Discover how electric mobility slashes greenhouse gas emissions and cuts down on harmful air pollutants, making your daily commute a breath of fresh air. By switching to EVs, you directly support cleaner cities and a healthier planet.
  3. Battery Technologies - Compare lithium-ion, lithium iron phosphate (LFP), and emerging sodium-ion batteries to see how energy density, cost, and lifespan stack up. Understanding each chemistry helps you appreciate the innovation race powering longer ranges and shorter charge times.
  4. Charging Standards & Infrastructure - Get to know NACS, CCS, and other charging standards so you'll never worry about plug compatibility or charge speed on a road trip. This knowledge makes planning pit stops a breeze and keeps range anxiety at bay.
  5. Evolution of EVs - Trace the journey from the pioneering GM EV1 to today's sleek, high-tech models, spotlighting breakthroughs that shaped the market. Appreciate how incremental advances in materials, software, and design paved the way for mainstream adoption.
  6. Leading Manufacturers & Models - Meet the frontrunners like Tesla's Model S, Nissan's Leaf, and Chevrolet's Bolt, each showcasing unique strengths in range, price, and features. Exploring these flagships helps you grasp the vibrant diversity in today's EV market.
  7. Regenerative Braking - Learn how slowing down can actually recharge your battery thanks to regenerative braking systems that capture kinetic energy. This clever tech not only extends range but also reduces wear on traditional brake components.
  8. Range Factors - Discover how battery size, vehicle weight, aerodynamics, and driving style all play starring roles in determining your EV's real-world range. Armed with these insights, you can tweak your habits for maximum efficiency.
  9. Heat Pumps in EVs - See how heat pumps revolutionize cabin heating and cooling by moving thermal energy instead of relying solely on resistive heaters. This clever strategy saves power and keeps you comfy even on chilly mornings.
  10. Latest Advancements - Stay ahead of the curve with updates on next-gen battery chemistries, expanding fast-charge networks, and wireless charging breakthroughs. These innovations promise even more range, convenience, and sustainability in the years ahead.
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