_ In an ideal refrigeration cycle, the change in internal energy of th – McqOptions

MCQOPTIONS

1.	_ In an ideal refrigeration cycle, the change in internal energy of the fluid is$?
A.	+ve
B.	-ve
C.	0
D.	Either of the above three ; depends on the nature of refrigerant
Answer» D. Either of the above three ; depends on the nature of refrigerant

Discussion

No Comment Found

Related MCQs

Which of the following liquid metals has the highest thermal conductivity?%!
A cylinder contains 640 gm of liquid oxygen. The volume occupied (in litres) by the oxygen, when it is released and brought to standard conditions (0¬¨‚àûC, 760 mm Hg) will be __________ litres.%!
Heat pump%!
<p>If the molar heat capacities (Cp or Cv) of the reactants and products of a chemical reaction are identical, then, with the increase in temperature, the heat of reaction will</p>
For an irreversible process involving only pressure-volume work%!
Which is a state function?%!
In an ideal gas mixture, fugacity of a species is equal to its%!
Absolute zero temperature signifies the%!
The entropy change in a reversible isothermal process, when an ideal gas expands to four times its initial volume is%!
In vapour compression refrigeration system, if the evaporator temperature and the condenser temperatures are -13¬¨‚àûC and 37¬¨‚àûC respetively, the Carnot COP will be%!