Question Category: Mechanical Engineering

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In a jet propulsion unit, the products of combustion after passing through the gas turbine are discharged into
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In the aircraft propellers
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The work-done on a compressor will be minimum if air is taken from
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In jet engines, for the efficient production of large power, fuel is burnt in an atmosphere of
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A compressor mostly used for supercharging of I.C. engines is
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Ram compression in turbojet involves
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The degree of reaction is usually kept ________ for all types of axial flow compressors.
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Pick up the correct statement (A) Large gas turbines use radial inflow turbines (B) Gas turbines have their blades similar to steam turbine (C) Gas turbine’s blade will appear as impulse section at the hub and as a reaction section at tip
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The overall thermal efficiency of an ideal gas turbine plant is (where r = Pressure ratio)
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The closed cycle in gas turbines
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