Melting of wax is accompanied with ______________ in entropy?

Related Mcqs:

One ton of refrigeration capacity is equivalent to the heat removal rate of____________________?

A. 50 kcal/hr B. 200 BTU/hr C. 200 BTU/minute D. 200 BTU/day...

Pick out the correct statement ?

A. Entropy and enthalpy are path functions B. In a closed system, the energy can be exchanged with the surrounding, while matter cannot be exchanged C. All the natural processes are reversible in nature D. Work is a state function...

Equilibrium constant of a reaction varies with the____________________?

A. Initial concentration of the reactant B. Pressure C. Temperature D. None of these...

In vapour compression refrigeration system, if the evaporator temperature and the condenser temperatures are -13°C and 37°C respectively, the Carnot COP will be________________?

A. 5.2 B. 6.2 C. 0.168 D. Data insufficient, can’t be found out...

During a reversible isothermal expansion of an ideal gas, the entropy change is___________________?

A. +ve B. 0 C. -ve D. ∞...