Respuesta :
Answer:
1. The solar cooker must have a cover to trap all of the heat to make the food heat up faster. Usually clear glass or plastic is used to cover the heat.
Disadvantage of a solar cooker is that it is very expensive. It does not work without sunlight. Hence, on cloudy day, it becomes useless. The places where the days are too short or places with cloud covers round the year, have limited utility for solar cooker.
2.
Explanation:
Answer:
unit in insulator any your generator experiment CU tested for the effect of four different design variable on the performance of the above cited box thickness and their uses of factors identified two other variable that you will take effect in the performance of 16 open for each variable make a prediction on the event of nature what is the production of blackheads at home
