Latent Heat MCQs (Multiple Choice Questions) PDF Download - 42

Amount of thermal energy required to change the state of 1 kg of object from liquid to gas or vice versa is termed as

1. Specific Latent Heat of Fusion
2. Specific Latent Heat of Vaporization
3. Heat Capacity
4. Specific Heat Capacity

Continuous motion of these tiny particles (atoms) is termed as

1. potential model of atoms
2. kinetic model of matter
3. potential model of matter
4. kinetic model of atoms

Absolute zero is equal to -273 °C, which is equal to

1. 546 K
2. −546 K
3. 0 K
4. 1 K

An unmarked alcohol-in-glass thermometer has l₁₀₀ 60 cm and l₀ is 10 cm, if the l_θ is 50 cm, the temperature of the thermometer would be

1. 20 °C
2. 40 °C
3. 60 °C
4. 80 °C

Atmospheric pressure is calculated by the

1. height of water column in barometer
2. height of mercury column in barometer
3. height of lime column in the barometer
4. height of oil column in the barometer