Latent Heat Notes Questions with Answers PDF Download – Test 179

MCQ 891: If we decrease the humidity in the air, the rate of evaporation would:

1. increase
2. decrease
3. remain same
4. may increase or decrease

MCQ 892: Mass is related to weight by:

1. W = mv, where m is mass and v is velocity
2. W = mg, where m is mass and g is the gravitational pull
3. W = vg, where v is velocity and g is the gravitational pull
4. W = da, where d is distance and a is acceleration

MCQ 893: Change in state of matter from gas to liquid is termed as:

1. boiling
2. solidification
3. condensation
4. sublimation

MCQ 894: If the heat capacity of a solid is 1500 JK^-1 and mass is 75 kg. The specific heat capacity of the solid would be:

1. 10 J kg^-1 °C^-1
2. 20 J kg^-1 °C^-1
3. 30 J kg^-1 °C^-1
4. 40 J kg^-1 °C^-1

MCQ 895: Quantities that have magnitude with direction are termed as:

1. Scalar quantities
2. Vector quantities
3. physical quantities
4. Derived quantities