The purpose of the glass cover on the top of a box type solar cooker is to

Options :
  1. allow more sunlight into box
  2. allow people to see the food being cooked
  3. prevent dust from entering the box
  4. reduce heat loss by radiation
Answer and Explanation :-

Answer: Option 4


Sorry there is no explanation for this answer. Please help others by posting your response below

How do you rate this queston?  Very Easy  Easy  Average  Above Average  Tough

Previous Question : The energy processed by water stored in the dam is

Next Question : A large concave reflector is used as

Click here for online test on Work Power and Energy


 (Getemail alerts when others member replies)

Many of our problems are broadly similar to those that undermined ... Norse Greenland, and that many other past societies also struggled to solve. Some of those past societies failed (like the Greenland Norse) and others succeeded ... The past offers us a rich database from which we can learn in order that we may keep on succeeding.
-Jared Diamond Collapse: How Societies Choose to Fail or Succeed