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Propulsion efficiency of the following order-is obtained in practice _______________?
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Water is injected in gas turbine cycle to__________?
The closed cycle in gas turbines__________?
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The material commonly used for air craft gas turbine is__________?
The ideal efficiency of simple gas turbine cycle depends on__________?
There is a certain pressure ratio (optimum) for a gas turbine at which its thermal efficiency is maximum. With increase in turbine temperature, the value of pressure ratio for the peak efficiency would__________?
The combustion efficiency of a gas turbine using perfect combustion chamber is of the order of__________?
Water gas is produced by __________ ?
The thermal efficiency of a simple gas turbine for a given turbine inlet temperature with increase in pressure ratio__________?
The following is true for an open cycle gas turbine having exhaust heat exchanger. Atmospheric air before entering the compressor is__________?
Efficiency of gas turbine is increased by__________ ?
The hottest point in a gas turbine is__________?
Temperature of gases at end of compression as compared to exhaust gases in a gas turbine is__________?
The pressure ratio in gas turbines is of the order of__________?
The ratio of specific weighf/h.p. of gas turbin and I.C engines may be typically of the order of__________?
The thermal efficiency of a gas turbine as compared to a diesel plant is__________?
Gas turbine blades are given a rake__________?
The air-fuel ratio in gas turbines is of the order of __________?
Mechanical efficiency of gas turbines as compared to I.C engines is__________?
The fuel consumption in gas turbines is accounted for by__________?
The pressure ratio for an open cycle gas turbine compared to closed cycle gas turbine of same h.p. is__________?
The work ratio of a gas turbine plant is defined as the ratio of__________?
Rotary compressors are suitable for __________?
Gas turbine works on__________?
Gas turbine works on__________?
The pressure ratio of an ideal vaned compressor with increase in mass flow rate__________?
Actual compression curve is__________?
The ratio of the increase in pressure in rotor blades to total increase in pressure in the stage is called__________?
Propulsion efficiency of the following order-is obtained in practice _______________?
A. 34%
B. 50%
C. 60%
D. 72%
E. 85%.
Correct Answer:
60%
✔
Last Updated:
January 24, 2019