Why should solar cookers are to be covered with glass plate ?

Open in App

Solution

The sun rays pass through the glass sheet cover and get absorbed inside the cooker box. It traps more and more heat rays of the sun, thus it is helpful in heating the food item.

Suggest Corrections

Similar questions

(a) With the help of a labelled diagram, explain the construction and working of a solar cooker.
(b) Why is the solar cooker box painted black from inside ?
(c) Why is the solar cooker box covered with a glass sheet ?

Q. Two students made box-type solar cookers separately. They both painted the insulated box with black colour from inside, the cooking pots were painted black from outside, and a plane mirror reflector was also attached. One of the students covered the solar cooker box with a transparent glass sheet but the other student covered the solar cooker box with a transparent plastic sheet. Which of the two solar cookers will be more efficient and why?

In order to make an efficient solar cooker, the cover of cooker box should be made of :
(a) transparent plastic sheet (b) shining aluminium sheet
(c) butter paper sheet (d) transparent glass sheet

Why are solar cookers painted black from inside?

Q. Question 9
Which part of the solar cooker is responsible for greenhouse effect?

(a) Coating with black colour inside the box
(b) Mirror
(c) Glass sheet
(d) Outer cover of the solar cooker

Join BYJU'S Learning Program