Answer:

Advantages:-

i. No wastage of fuels.

ii. Renewable source of energy.

iii. Solar Energy is available in unlimited amount of free energy.

Disadvantages:-

i. Manufacturing cost is very high .

ii. If there is no sunlight then it will not work .

Yes,there are places where solar cooker would have limited utility these are the places where days are too short or cloud covers them round the year. There solar cooker cannot be used.