The critical pressure ratio for initially dry saturated steam is
A. 0.546
B. 0.577
C. 0.582
D. 0.601
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1
We all know that the critical pressure ratio for initially dry saturated steam is less as compared to initially wet steam.
Considering the formula we can say, {P2/P1}
= [2/ (n+1)] ^ {n/ (n-1)}.
For saturated steam, n= 1.135.
So, P2/P1
= [2/2.135] ^ (1.135/0.135).
= 0.58.
Considering the formula we can say, {P2/P1}
= [2/ (n+1)] ^ {n/ (n-1)}.
For saturated steam, n= 1.135.
So, P2/P1
= [2/2.135] ^ (1.135/0.135).
= 0.58.
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