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WorksheetsMaster Minds
Total questions: 15
Worksheet time: 5mins
How much is the energy available in the winds over the earth surface is estimated to be ?
2.9*120 MW
1.6*107 MW
1 MW
5 MW
What does the heating and cooling of the atmosphere generate ?
Thermo line circulation
Radiation currents
Convention currents
Conduction currents
How much speed does a wind turbine need to make the blades spin and to create electricity ?
29 Miles
106 Miles
10 Miles
51 Miles
2.Which type of wind mills are termed as " cross-wind axis" machines?
None of the above
Both Horizontal axis wind mills and Vertical axis wind mills
Vertical axis wind mills
Horizontal axis wind mills
If all the energy of the sun shining on the Earth's land mass could be harnessed, it would be enough to meet the world's power needs how many times over ?
60 times
600 times
6 times
6000 times
A solar cell is an electrical device that converts the energy of light directly into electricity by the ___________
Photovoltaic effect
Chemical effect
Atmospheric effect
Physical effect
Which of the following have a large amount of installed grid interactive renewable power capacity in India ?
Wind power
Solar power
Biomass power
Small hydro power
World's first 100% solar powered airport is located at _______________
Cochin, kerala
Bengaluru, karnataka
Chennai, Tamilnadu
Mumbai, maharashtra
Which of the following is an example of a greenhouse gas ?
Carbon Dioxide
Nitrogen
Oxygen
Neon
Biomass can be obtained from _____________
Rice husk
Sugarcane bagasse
Groundnut shells
none of the above
Biogas is a methane-rich gas formed by fermentation of animal dung, human sewage and crop residue. The advantage(s) of biogas is/are ________________
Clean and smokeless fuel
Slurry left behind is used as fish feed
High potential in rural India
None of the above
Identify the element which is used as a connecting element in solar cell ?
gold
silver
copper
bronze
The three R's that will help us to conserve resources for long term use are ______________________
reduce, reuse, recycle
reduce, regenerate, reuse
reduce, regenerate, recycle
reuse, redistribute, recycle
Which type of generator is employed in wind power plant ?
Synchronous generator
Induction generator
Permanent magnet motor
Brush less motor
What is the earliest recorded use of windmills ?
Generating electricity
Pumping water
Jousting
Grinding grain
