Renewable Energy Systems MCQs (Part-8)

What is the purpose of hybrid renewable energy systems?

A Use only solar power
B Maximize wind power
C Combine different energy sources
D Increase fossil fuel use

What is a microgrid?

A A large solar system
B A small power grid
C A hybrid storage system
D A smart city network

Which of the following is a key benefit of energy storage systems?

A Reduces power output
B Increases energy waste
C Reduces system efficiency
D Provides backup power

What is the most common form of energy storage used in renewable energy systems?

A Flywheels
B Pumped hydro
C Batteries
D Compressed air

Which of the following is an advantage of using microgrids in urban areas?

A Reduces energy costs
B Requires no maintenance
C Always connected to the main grid
D Operates without any energy source

What is the role of energy management systems in hybrid renewable energy systems?

A Increase energy demand
B Control energy flow
C Store energy
D Convert DC to AC

What is the primary function of a hybrid renewable system?

A Use energy from non-renewable sources
B Provide power only at night
C Combine different renewable sources for reliability
D Increase efficiency of grid connections

What is one of the main challenges of integrating renewable energy into the grid?

A Limited resource availability
B Intermittency of supply
C High operational cost
D High emissions

Which type of energy storage is used to store excess energy during peak production times for later use?

A Flywheel storage
B Lithium-ion batteries
C Thermal storage
D Hydro storage

What is one of the primary benefits of using renewable energy systems in microgrids?

A Increases dependence on fossil fuels
B Requires more infrastructure
C Decreases electricity generation
D Reduces energy costs

What does the term “demand response” mean in the context of energy management?

A Reducing energy consumption during peak demand
B Increasing energy supply
C Generating energy from storage
D Storing energy for future use

Which renewable energy system can be integrated into a hybrid system for nighttime power generation?

A Biomass
B Wind
C Hydropower
D Solar

Which type of energy storage system is used in pumped hydro storage?

A Lithium-ion batteries
B Compressed air
C Flywheels
D Water

What is the key advantage of using energy storage in hybrid renewable energy systems?

A Reduced storage costs
B Increased fuel use
C Better grid stability
D Increased emissions

Which component in a microgrid allows it to operate independently of the main grid during outages?

A Controller
B Energy storage
C Solar panels
D Inverter