General Knowledge Quiz - General Science - Heat

Gemeral Knowledge Quiz - General Science - Heat & Temperature

1. Which of the following is a warming process?

   1.evaporation      2.condensation

   3.boiling             4.all the above

2. Three bodies A, B and C are in thermal equilibrium. The temperature of B is 45⁰ then the temperature of C is

   1. 45                   2. 50

   3. 40                   4. Any temperature

3. The SI unit of heat is

   1.calorie              2.celcius

   3.joule                4.kelvin

4. The CGS unit of heat is

   1.Calorie             2.Celcius

   3.Joule                4.Kelvin

5. 1 Calorie = ___ joules

   1. 10³                  2. 10⁴

   4. 10^-3                 4. 4.186

6. Latent heat of fusion of ice is ___ cal/gm

   1. 120                 2. 80

   3. 100                 4. 540

7. The process of converting solid into liquid is called

   1. freezing          2.melting

   3.boiling             4.condensation

8. The process of which the substance in liquid phase changes to solid phase by loosing some energy is called

   1.melting             2.freezing

   3.sublimation      4.condensation

9. The amount of water vapour present in air is called ___

   1.boiling point    2.fog

   3.dew                  4.humidity

10. The process in which the liquid phase changes to gaseous phase at a constant temperature at a given pressure is know as

   1.boiling             2.evaporation

   3.condensation   4.dew