A hot liquid kept in a beaker cools from `80^(@)C` to `70^(@)C` in two minutes. If the
Channel: Doubtnut
Date: 30/08/2020

A hot liquid kept in a beaker cools from `80^(@)C` to `70^(@)C` in two minutes. If the surrounding temperature is `30^(@)C`, find the time of coolilng of the same liquid from `60^(@)C` to `50^(@)C`.