WorksheetsBattery Technology Quiz
Total questions: 10
Worksheet time: 5mins
Which material is commonly used as the cathode in lithium-ion batteries?
Graphite
Lithium cobalt oxide (LiCoO₂)
Nickel
Sodium chloride
In a lithium-ion battery, graphite is mainly used as:
Cathode
Electrolyte
Separator
Anode
The major advantage of lithium-ion batteries compared to lead-acid batteries is:
Higher density
Lower cost
Higher weight
Shorter lifespan
Which electrolyte is commonly used in lithium-ion batteries?
Aqueous KOH
Sodium chloride solution
Organic solvent with lithium salt (LiPF₆)
Dilute sulfuric acid
The key advantage of sodium-ion batteries over lithium-ion batteries is:
Higher energy density
Abundance and low cost of raw materials
Faster charging
Higher cycle life
Sodium-ion batteries generally have:
Higher energy density than lithium-ion
Lower energy density than lithium-ion
Same energy density as lithium-ion
Unlimited cycle life
The most common anode material in sodium-ion batteries is:
Graphite
Hard carbon
Lithium metal
Nickel
Which of the following is NOT an issue with lithium-ion batteries?
Thermal runaway
Limited cycle life
High weight compared to lead-acid
Overcharging risk
What is the typical nominal voltage of a single lithium-ion cell?
1.2 V
2.0 V
3.6-3.7 V
5.0 V
Which company first commercialized lithium-ion batteries in 1991?
Tesla
Panasonic
Sony
Samsung
