31. A dual cycle has an initial temperature of 30°C. The compression ratio is 6 and the heat

addition at constant volume process is 600 kJ/kg. If the cut-off ratio is 2.5, find the maximum temperature of the cycle.

A. 3638.50°C

B. 3365.50°C

C. 3565.50°C

D. 3965.50°C