Understanding Solar Panels: A Deep Dive

What does 'photovoltaic' mean in the context of solar panels?

• Conversion of light into electricity

• Conversion of heat into electricity

• Conversion of electricity into light

• Conversion of water into electricity

What is the primary material used in the construction of solar cells?

• Silicon

• Copper

• Gold

• Aluminum

What is the voltage generated by a single solar cell?

• 1 volt

• 0.5 volts

• 5 volts

• 12 volts

What is the purpose of the anti-reflective coating on solar cells?

• To increase the cell's temperature

• To protect the cell from physical damage

• To make the cell look aesthetically pleasing

• To reduce the reflection of light

What role does an inverter play in a solar power system?

• Protects against overcharging

• Converts DC to AC

• Converts AC to DC

• Stores excess electricity

What is the main reason for connecting solar cells in series?

• To stabilize the current

• To increase the voltage

• To decrease the voltage

• To increase the current

How do solar panels integrate with the electrical grid?

• By selling excess energy back to the grid

• By converting AC electricity to DC

• By directly powering home appliances

• By storing excess energy in batteries

What is the efficiency range of polycrystalline solar cells?

• 13 to 17%

• 15 to 19%

• 10 to 12%

• 5 to 8%

What happens to the efficiency of solar cells as they heat up?

• It fluctuates unpredictably

• It decreases

• It increases

• It remains the same

Which type of solar cell is known for its flexibility?

• Monocrystalline

• Polycrystalline

• Thin film

• Hybrid