Answer:
(a)
Windmill works on the principle of conversion of wind energy into kinetic
energy of blades of windmill which can be used to do useful work. (2)
(b) 15 km/h is the minimum wind velocity required to obtain
energy. (1/2)
(c) Wind does not blow at sufficiently high speed all the
time. (1/2)
You need to login to perform this action.
You will be redirected in
3 sec