A copper electric kettle weighing 1000 g contains 900g of water at `20^(@)C` it takes 12
Channel: Doubtnut
Date: 02/11/2021

A copper electric kettle weighing 1000 g contains 900g of water at `20^(@)C` it takes 12 minutes to raise the temperature to `100^(@)C`. If electric energy is supplied at 210V, calculate the strength of the current, assuming that 10% heat is wasted. Specific heat of copper is 0.1.