Mechanical Engineering - Thermodynamics - Discussion

Discussion Forum : Thermodynamics - Section 4 (Q.No. 29)
29.
In a free expansion process,
W1 - 2 = 0
Q1 - 2 = 0
dU = 0
all of these
Answer: Option
Explanation:
No answer description is available. Let's discuss.
Discussion:
1 comments Page 1 of 1.

DILIP Singh said:   7 years ago
The Gas expending against vacuum, their is no resistance offer from surrounding w=0.

Perfectly insulated dQ=0.
When an ideal gas undergoes free expansion U initial = U final.

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