4 A heater of constant power is used to boil water in a pot

Last updated: 6/25/2023

4 A heater of constant power is used to boil water in a pot During heating temperature of water increases from 60 C to 65 C in 1 0 min When the heater is switched off temperature of water falls from 65 C to 60 C in 9 0 min If rate of heat dissipation to the surrounding remains almost constant what proportion of heat received by water during heating would be dissipated to the surroundings a 9 c 12 5 b 10 d 15