Question

The figure below shows an air standard Diesel cycle in p-V diagram. The cut-off ratio is given by:

     (a) $\frac{v_{1}}{v_{2}}$                                                                      (b) $\frac{v_{2}}{v_{1}}$ 

 

      (c) $\frac{v_{3}}{v_{2}}$                                                                  (d) $\frac{v_{1}}{v_{3}}$