Question

solar cooker explain

Answer 1

* Solar cooker is a device that uses solar energy in the form of heat for cooking food. * As shown in figure, solar cooker consists of a container box whose body is made up of nonconducting plastic or fibrous material and insulated from outside to prevent heat loss. * A plane mirror is fixed on the top of the box inb such a way that it reflects sunrays into the box. * Solar cooker contains small containers painted black externally to absorb heat. * The box is covered with a glass-sheet to retain the heat inside due to greenhouse effect. This heat develops about 100-140C temperature inside the box within 2-3 hours when placed in sunrays. * This type of cooker can be used to prepare food items like rice, dal, pulses, vegetables,etc. * ADVANTAGES 1. There is no combustion of fuel. 2. Maintenance is negligible. 3. It is pollution-free. 4. The natural taste of the food is maintained as it conserves all nutrients. 5. During the preparation of food no personal attention is needed. * LIMITATIONS 1. Food cannot be cooked on a cloudy day or in absence of direct sunlight 2. It takes very long time for cooking.

hope this will help you

Answer 2

Solar cooker work when we pass the electricity when we do not pass the electricity the solar cooker is do not work properly