A. change the temperature of 1kg of the calorimeter by 1k
B. change 1kg mass of the calorimeter to liquid at the same temperature
C. change the temperature of the calorimeter
D. melt the calorimeter into liquid at a constant temperature
Correct Answer: Option C
C. change the temperature of the calorimeter

![An immersion heater rated 400W, 220V is used to heat a liquid of mass 0.5kg. If the temperature of the liquid increases uniformly at the rate of 2.5ºC per second, calculate the specific heat capacity of the liquid. [Assume no heat is lost] An immersion heater rated 400W, 220V is used to heat a liquid of mass 0.5kg. If the temperature of the liquid increases uniformly at the rate of 2.5ºC per second, calculate the specific heat capacity of the liquid. [Assume no heat is lost]](https://erudites.ng/wp-content/plugins/contextual-related-posts/default.png)