The expansion ratio (r) is the ratio of (where v1 = Volume at the beginning of expansion and v2 = Volume at the end of expansion)
A. $$\frac{{{{\text{v}}_1}}}{{{{\text{v}}_2}}}$$
B. $$\frac{{{{\text{v}}_2}}}{{{{\text{v}}_1}}}$$
C. $$\frac{{{{\text{v}}_1} + {{\text{v}}_2}}}{{{{\text{v}}_1}}}$$
D. $$\frac{{{{\text{v}}_1} + {{\text{v}}_2}}}{{{{\text{v}}_2}}}$$
Answer: Option B
This Question Belongs to Mechanical Engineering >> Engineering Thermodynamics
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