A student has set up a solar cooker in a box by using a black painted aluminium sheet, a black cooking vessel, some glass wool, a glass sheet and a mirror plate. What is the role of each item used in the solar cooker?
The role of each item used in solar cooker is given as below:(i) Black painted aluminium sheet and black cooking vessel absorbs heat radiation.(ii) Glass wool is a bad conductor of heat which prevents the loss of heat.(iii) Glass sheet traps the heat radiation in the box.(iv) Mirror plate reflects the heat radiation on to the glass sheet.