Physics 9 Chapter 8 - Thermal Properties of Matter -17


Physics Class 9
1.    In central heating systems, which of the following is used to carry thermal energy through pipes from boiler to radiators?




Physics Class 9
2.    A container has 2.5 litres of water at 20°C. How much heat is required to boil the water?




Physics Class 9
3.    What is the quantity of thermal energy absorbed by a body for one kelvin (1 K) increase in its temperature called?




Physics Class 9
4.    Which of the following material has large specific heat?




Physics Class 9
5.    What is the formula for heat capacity of a substance?




6.    What is the heat capacity of 5 Kg of water?




Physics Class 9
7. How much heat is required to increase the temperature of 0.5kg of water from 10oC to 65oC?




Physics Class 9
8.    Matter can be changed from one state to another, when................?




Physics Class 9
9.    At which temperature, ice begins to melt?




Physics Class 9
10.    At which temperature, water begins to boil?







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