Given below are the four cases in which certain heat transfer is taking place:
1. Ice is melting in a glass full of water
2. Water is boiling in an open container
3. A metal rod is heated in a furnace
4. A cup of coffee is allowed to cool on a table
In which of the above cases, the Newton's Law of Cooling is applicable ?
1
1 only
2
4 only
3
1 and 4 only
4
1, 2 and 3