1. First Photovoltaic effect was observed in

• Silicon

• Selenium

• Germanium

• GaAs

Where was Fixed Dome Concept developed ?

• China

• America

• India

• Japan

1. What causes wind ?

• Rotation of the Earth

• The Sun heating the atmosphere

• Variations in the Earth's surface

• All of the above

1. What type of energy is derived from heated ground water?

• Solar Energy

• Geothermal Energy

• Hydroelectric Energy

• Nuclear Energy

Which country has world’s largest tidal power plant ?

• Netherlands

• South Korea

• Laos

• Bolivia

Fixed dome Biogas plant is best suitable for which type of plant?

• Continuous type

• Batch Type

• Semi-batch type

• Semi continuous type

What is the earliest recorded use for windmills?

• Generating electricity

• Pumping water

• Jousting

• Grinding grain

Which Country is the largest producer of Geothermal Energy?

• Russia

• Australia

• United States

• Japan

For exactly how much time does it take for one tidal cycle?

• 22h, 20min

• 24h, 50 min

• 20h, 10min

• 22h, 50min

Silicon cells were first discovered at Bell Labs in the year

• 1950

• 1951

• 1960

• 1961