Q. 9. What are the advantages and disadvantages of using a solar cooker? Are there places where solar cookers would have limited utility?
Advantages of the solar cooker are the following:
(i) Use of solar cooker saves precious and exhaustible sources of energy such as LPG.
(ii) Use of solar cooker is environment-friendly as opposed to combustible sources of energy.
(iii) Solar energy is available free of cost to all.
Disadvantages of the solar cooker are the following.
(i) A solar cooker can be used only during day time.
(ii) A solar cooker cannot be used on a cloudy day.