In a non – flow process, work transfer from the system is 30 kJ, and – McqOptions

MCQOPTIONS

1.	In a non – flow process, work transfer from the system is 30 kJ, and heat received by the system is 90 kJ. Determine the change in the internal energy.
A.	-60 kJ
B.	-80 kJ
C.	60 kJ
D.	80 kJ
Answer» D. 80 kJ

Discussion

No Comment Found

Related MCQs

If value of dryness fraction is 0, indicates that working fluid is at ______.
On a Mollier chart, the constant pressure lines
Mollier chart is drawn between
Calculate the dryness fraction of steam which has 1.5 kg of water in suspension with 50 kg of steam.
A mass of wet steam contains 15% liquid water. The dryness fraction of steam is
If any substance is cooled below its triple point pressure, vapour becomes solid and the process is known as:
A liquid that boils at a relatively high temperature is said to have
Mass of vapor in 1 kg of wet steam of dryness fraction 0.95 is
A rigid container of volume 0.5 m3 contains 1.0 kg of water at 120°C (vf = 0.00106 m3/kg, vg = 0.8908 m3/kg). The state of water is
If a1 and a2 are the dryness fractions obtained in separating calorimeter and throttling calorimeter respectively, then the actual dryness fraction of steam will be: