Heat Capacity Multiple Choice Questions PDF Download - 1

MCQ 1: SI unit of heat capacity is

1. joule
2. joule ⁄ kilogram
3. joule ⁄ (kilogram × kelvin)
4. joule ⁄ kelvin

MCQ 2: Specific heat capacity of a substance is equal to

1. mass of the substance × heat capacity
2. heat capacity ⁄ mass of the substance
3. mass of the substance ⁄ heat capacity
4. None of the above

MCQ 3: If a cup of tea at 50 °C is allowed to cool to room temperature, heat released would be (assume room temperature to be equal to 25 °C and heat capacity of the cup and tea to be = 5.0 kJ ⁄ K)

1. 25 kJ
2. 50 kJ
3. 125 kJ
4. 250 kJ

MCQ 4: If the heat capacity of a 10 g of a substance is 300 J K^-1, the heat capacity of a 100 g of the same substance would be equal to

1. 3 J ⁄ K
2. 30 J ⁄ K
3. 300 J ⁄ K
4. 3000 J ⁄ K

MCQ 5: Assuming the heat capacity of a 10 g of water to be 42 J ⁄ K, the heat required to raise its temperature from 25 °C to 35 °C would be

1. 42 J
2. 420 J
3. 4200 J
4. None of the above