engineering recuitment Vizag Steel MT Mechanical 2020 Test Series Thermodynamics First Law of Thermodynamics
The work done in a reversible adiabatic process from state 1 to state 2 is given by
1
\(\frac{{{P_2}{V_2} - {P_1}{V_1}}}{{{P_2} - {P_1}}}\)
2
\(\frac{{{P_2}{V_2} - {P_1}{V_1}}}{{1 - n}}\)
3
\(\frac{{{P_2}{V_2} - {P_1}{V_1}}}{{{V_2} - {V_1}}}\)
4
\(\frac{{{P_2}{V_2} - {P_1}{V_1}}}{{1 - \gamma }}\)