A gas turbine plant operates between 1 ata and 9 ata with minimum and maximum cycle temperature of 25?C and 1000?C. A two stage compressor is provided with perfect intercooling and work is equally divided between the two stages. The intermediate pressure will be

• A. 5.5 ata
• B. 3 ata
• C. 4 ata
• D. 7.5 ata
• E. 5 ata