The critical pressure ratio is given by (where p₁ = Initial pressure – McqOptions

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1.	The critical pressure ratio is given by (where p₁ = Initial pressure of steam, and p₂ = Pressure of steam at throat or critical pressure)
A.	₁. p₂
B.	₁/p₂
C.	₂/p₁
D.	₁ + p₂
Answer» D. ₁ + p₂

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