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GATE ME 2022: Power Plant
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Question 1
Which type of compressor is commonly used in a gas turbine plant?
Question 2
Efficiency of rankine cycle can be increased by
Question 3
A mixture of liquid water and steam in equilibrium at 1.5 bar is contained in a vessel of 2 m3 volume. If 85% of the volume is occupied by the steam, then the dryness fraction of the mixture (upto three places of decimal) would be (assume, at 1.5 bar, Vf = 0.0009 m3/kg and Vg = 1.65 m3/kg).
Question 4
A gas turbine is supplied with gas at 5 bar and 1000 K while being expanded adiabatically to 1 bar. The specific heat at constant pressure and constant volume are 1.0425 kJ/kg K and 0.7662 kJ/kg K. The power developed in kW per kg of gas per second is _______
Question 5
In an ideal Brayton cycle, air from atmosphere at 1 atm, 300 k is compressed to 6 atm and maximum cycle temperature is limited to 1100 k. The work ratio is (Take 
)
)Question 6
Ratio of critical pressure to inlet pressure in known as ___________
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Jun 24ESE & GATE ME
