(a) Why is concave mirror used in some solar cookers in place of a plane mirror?
(b) Mention any two factors which affect the cooking time of a solar cooker?
(c) State a limitation of using solar cooker.
Share
(a) Why is concave mirror used in some solar cookers in place of a plane mirror?
(b) Mention any two factors which affect the cooking time of a solar cooker?
(c) State a limitation of using solar cooker.
Sign Up to our social questions and Answers Engine to ask questions, answer people’s questions, and connect with other people.
Login to our social questions & Answers Engine to ask questions answer people’s questions & connect with other people.
a) because it converges light rays coming from infinity to a point so that more heat is produced at the point sufficient to cook the food. b ) air temperature and wind affects the cooking time of solar cooker. c) limitations are:- 1. it is difficult to use in winter or rainy seasons. 2.they are not as efficient as compared to conventional cooking devices in heat storage. 3.there is a risk of accidental injury or burns if the appliance is not used properly. #mark as brainliest.. #hope it helps...