For a solar cooker, the heat source is sunlight for heating and cooking. The reason why a mirror is used is to reflect and focus the sunlight at one point. So a concave mirror can be used in a solar cooker, as it focuses all the sunlight at one point resulting in increase in temperature, thereby heating and cooking the food.
Answered by Shivani Kumari | 1 year agoWhat are the environmental consequences of the increasing demand for energy? What steps would you suggest to reduce energy consumption?
What are the advantages and disadvantages of using a solar cooker? Are there places where solar cookers would have limited utility?
On what basis would you classify energy sources as:
a) Renewable and non-renewable?
b) Exhaustible and inexhaustible?
Are the options are given in (a) and (b) the same?
What are the limitations of extracting energy from:
a) The wind?
b) Waves?
c) Tides?