Melting of ice exemplifies a/an______________________?

Related Mcqs:

1. Melting of ice is an example of an _____________ process?

   A. Adiabatic
   B. Isothermal
   C. Isometric
   D. None of these

2. One ton of refrigeration is defined as the heat rate corresponding to melting of one ton of ice in one ________________?

   A. Hour
   B. Day
   C. Minute
   D. Second

3. Which of the following exemplifies an adiabatic process ?

   A. Melting of ice
   B. Condensation of alcohol vapor
   C. Sudden bursting of a cycle tube
   D. Evaporation of water

4. Sound waves propagation in air exemplifies an ______________ process?

   A. Adiabatic
   B. Isothermal
   C. Isometric
   D. None of these

5. Disappearance of snow in subzero weather exemplifies the process of_________________?

   A. Evaporation
   B. Sublimation
   C. Vaporisation
   D. Melting

6. Melting of wax is accompanied with ______________ in entropy?

   A. Increase
   B. Decrease
   C. No change
   D. None of these

7. Specific ____________ does not change during a phase change (e.g. sublimation, melting, vaporisation etc.)?

   A. Entropy
   B. Internal energy
   C. Enthalpy
   D. Gibbs free energy

8. Change of state namely evaporation condensation, freezing and melting is an _______________ process?

   A. Isothermal
   B. Adiabatic
   C. Isobaric
   D. Isochoric

9. The melting point of paraffin wax (which contracts on solidification) _______________ with pressure rise?

   A. Increases
   B. Decreases
   C. Remains unchanged
   D. Decreases linearly

10. The number of degrees of freedom for a mixture of ice and water (liquid) are ____________________?

    A. 3
    B. 2
    C. 1
    D. 0