Question

A student constructed a box type solar cooker. He found that it did not work efficiently. What could this be due to ? Give any four possible mistakes in the construction and operation of the cooker. What maximum temperature can ordinarly be reached inside a solar cooker ?

Answer 1

The four possible mistakes in the construction and operation of the cooker are :
(i) the interior of solar cooker might not have been blackened,
(ii) plastic cover might have been used instead of glass cover,
(iii) the cooker might not have been properly insulated,
(iv) the cooking utensils might not have been blackend.