Worksheetsrenewable energy sources
Total questions: 10
Worksheet time: 6mins
What type of energy is wind energy?
a) Renewable energy
b) Non-renewable energy
c) Conventional energy
d) Commercial energy
What are used to turn wind energy into electrical energy?
a) Turbine
b) Generators
c) Yaw motor
d) Blades
How much wind power does India hold?
a) 20,000 MW
b) 12,000 MW
c) 140,000 MW
d) 5000 MW
Why blade velocity of wind turbine varies?
a) Due to varying wind speeds
b) Long length of blades
c) Due to the height of mount
d) Because of hotness of Sun
How much ideal efficiency should practical turbine have?
a) 10 – 12%
b) 18 – 25%
c) 80 – 90%
d) 50 – 70%
How many types are acting on propeller type wind mill?
a) 2
b) 3
c) 4
d) 5
What is the main source for the formation of wind?
a) Uneven land
b) Sun
c) Vegetation
d) Seasons
Which country created wind mills?
a) Egypt
b) Mongolia
c) Iran
d) Japan
“During the day, the air above the land heats up more quickly than the air over water”.
a) True
b) False
Which type of wind turbine has low RPM?
a) Small wind turbine
b) Large wind turbine
c) Medium wind turbine
d) Remote wind turbine
