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WorksheetsQuiz on Energy Storage Technologies in Renewable Energy
Total questions: 10
Worksheet time: 5mins
Why is energy storage important in renewable energy systems?
It increases energy production.
It stores excess energy for later use.
It reduces energy costs.
It eliminates the need for fossil fuels.
Which of the following is NOT a type of energy storage technology?
Nuclear
Thermal
Electrochemical
Mechanical
What is a common type of electrochemical storage?
Pumped hydro
Lithium-Ion
Flywheel
Compressed air
Which battery type has the highest energy density?
Flow Batteries
Nickel-Cadmium
Lithium-Ion
Lead-Acid
What is the typical cycle life of Lithium-Ion batteries?
1,000–2,000 cycles
10,000+ cycles
2,000–10,000 cycles
500–1,000 cycles
What does the Battery Management System (BMS) do?
Stores electrical energy
Converts AC to DC
Monitors and controls battery performance
Charges the battery
What is a significant challenge of battery energy storage systems?
Low energy density
No environmental impact
High initial costs
Unlimited lifespan
Which of the following is a limitation of energy storage systems?
High safety
High efficiency
Low maintenance
Limited lifespan and degradation
What is the round-trip efficiency for batteries?
90–100%
30–40%
50–60%
80–90%
What is the main environmental concern regarding battery production?
High energy consumption
Extraction of materials like lithium
Excessive waste generation
Low recycling rates
