Get premium membership
and access revision papers with marking schemes, video lessons and live classes.
Two identical empty metal containers P and Q are placed over identical Bunsen burners and the burners lit. P is dull black while Q is shiny bright. After each container attains a temperature of #100^0C# the burners are turned off. Two identical test tubes containing water are suspended in each container
without touching the sides as shown in figure 3.
Explain why the water in test tube in P becomes hot faster than Q.