Multiple choice question XXIV — task. Science CBSE, Class 10.

PDF chapter test TRY NOW

1. The main constituent of biogas is

methane
carbon dioxide
hydrogen
hydrogen sulphide

2. The power generated in a windmill

is more in rainy season since damp air would mean more air mass hitting the blades
depends on the height of the tower
depends on wind velocity
can be increased by planting tall trees close to the tower

Login or Fast registration

Previous exercise

Exit to the topic

Did you find an error?

Register for free to see more content

Register for free to see more content