1. If 83680 J of heat are required to raise the temperature of 4 kg of water by 5oC, then the specific heat capacity of water in J/(kg oC) is   20920   16736   8368   4184   Hint Half-n-half Clue   2. Consider the graph of temperature (in oC) vs. time (in minutes) given above. From the cooling curves, it is observed that the decrease in temperature of liquid A in the first 6 minutes is about _______oC.   35   55   50   40   Half-n-half Clue   3. The heat gained or lost by a body resulting in a change in temperature is called _______.   sensible heat   latent heat   hidden heat   Half-n-half Clue   4. The amount of heat required to raise the temperature of a unit _______ of a material by 1oC is called its specific heat capacity.   volume   mass   weight   Half-n-half Clue   5. Given that the specific heat capacity of water is 4.2 J/(g oC), the heat capacity of 30 g of water in J/oC is   63   126   252   120   Half-n-half Clue   6. The SI unit of heat capacity is _______.   Erg/oC   Joule/oC   Joule/(kg oC)   Half-n-half Clue   7. If the specific heat capacity of iron is 0.5 J/(g oC), then the heat capacity of an iron solid of mass 100 g is   100 J/oC   50 J/oC   200 J/oC   10 J/oC   Half-n-half Clue