A copper block of mass 2.5 kg is heated in a furnace to a temperature of 500°C and then placed on a large ice block. The maximum amount of ice that can be melt, will be :
Given :
Specific heat of copper = 0.4 Jg−1 °C−1
Heat of fusion of water = 400 Jg−1
1
1.25 kg
2
1.50 kg
3
1.75 kg
4
1.80 kg