91. If the flow of air through the compressor is perpendicular to its axis, then it is a
92. A rocket works with maximum overall efficiency when air craft velocity is equal to the
93. The volumetric efficiency of a compressor
94. The ratio of specific weight/h.p. of gas turbine and I.C. engines may be typically of the order of
95. A closed cycle gas turbine gives ________ efficiency as compared to an open cycle gas turbine.
96. Aeroplanes employ following type of compressor
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