Q. A calorie is: (Solved)
1. standard unit of heat energy necessary to raise the temperature of 1L of water 1° from 15-16°C
2. standard unit of heat energy necessary to raise the temperature of 1gm of mercury 1° from 17-18°C
3. the standard unit of heat energy necessary to raise the temperature of 1gm of water 1° from 17-18°C
4. the standard unit of heat energy necessary to raise the temperature of 1gm of water 1° from 15-16°C
- d. the standard unit of heat energy necessary to raise the temperature of 1gm of water 1° from 15-16°C