engineering recuitment NCL Assistant Foreman (Trainee) Mock Test 2024 Power Engineering Steam Turbine Nozzle and Diffuser
Mass flow rate through steam nozzle is maximum when pressure ratio is
1
\(\frac{{{p_2}}}{{{p_1}}} = {\left( {\frac{1}{{n + 1}}} \right)^{\frac{n}{{n - 1}}}}\)
2
\(\frac{{{p_2}}}{{{p_1}}} = {\left( {\frac{2}{{n + 1}}} \right)^{\frac{n}{{n - 1}}}}\)
3
\(\frac{{{p_2}}}{{{p_1}}} = {\left( {\frac{2}{{n + 1}}} \right)^{\frac{{\left( {n - 1} \right)}}{n}}}\)
4
\(\frac{{{p_2}}}{{{p_1}}} = {\left( {\frac{2}{{n + 1}}} \right)^{\frac{1}{{\left( {n - 1} \right)}}}}\)