Take one litre water in a pan, and heat it on a stove. Calculate the time taken to start boiling, (i.e. the time taken to thermometer reading goes up to 100°C). Take five litre water in another pan and heat it on the same stove. Calculate the time taken by the water to start boiling.

In which pan the water starts to boil earlier?
[ ] One litre water
[ ] Five litre water.