General Knowledge Quiz - General Science - Heat

Gemeral Knowledge Quiz - General Science - Heat & Temperature

1. The temperature of a steel rod is 330K. Its temperature in ⁰C is ___

   1. 55                   2. 57

   3. 59                   4. 53

2. The temperature of ice does not change during melting because the heat energy given to the ice is totally utilized

   1.by the beaker

   2.by the atmosphere

   3.in breaking the bonds between the water molecules

   4.to strength then the bond between water molecules

3. The heat energy required to convert liquid completely into gas at constant temperature is called ___

   1.latent heat of sublimation

   2.latent heat of condensation

   3.latent heat of vapourisation

   4.latent heat of fusion

4. The amount of heat required to raise the temperature of 1 gram of water by 1^o C is called

   1.Joule                2.Calorie

   3.Kelvin              4.Calorie/gm

5. The heat energy is used to change the state of water from liquid to vapour is called __

   1.latent heat of vapourization

   2.latent heat of fusion

   3.temperature      4.boiling

6. The specific heat of ice is __ cal / g ^oC

   1. 1                     2. 0.115

   3. 0.5                  4. 0.031

7. 30⁰ C = __ K

   1. 243                 2. -243

   3. -303                4. 303

8. Which of the following has highest specific heat

   1.lead                  2.ice

   3.kerosene          4.water

9. ___ is used as a coolant

   1.Ice                   2.Kerosene

   3.Water               4.Grease

10. Ice floats on water, because of ___

   1.less density of ice

   2.less density of water

   3.thermal contact      4.state of matter