Compressors, Gas Turbines and Jet Engines If the clearance ratio for a reciprocating air compressor is 'K', then its volumetric efficiency is given by 1 - k + k (p₁/p₂)1/n 1 + k - k (p₂/p₁)1/n 1 + k - k (p₂/p₁) n-1/n 1 - k + k (p₁/p₂) n- 1/n 1 - k + k (p₁/p₂)1/n 1 + k - k (p₂/p₁)1/n 1 + k - k (p₂/p₁) n-1/n 1 - k + k (p₁/p₂) n- 1/n ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines For perfect intercooling in a three stage compressor p₁ p₂ = p₃ p₄ p₂/p₁ = p₃/p₂ = p₄/p₃ p₃/p₁ = p₄/p₂ p₁ p₃ = p₂ p₄ p₁ p₂ = p₃ p₄ p₂/p₁ = p₃/p₂ = p₄/p₃ p₃/p₁ = p₄/p₂ p₁ p₃ = p₂ p₄ ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Stalling of blades in axial flow compressor is the phenomenon of Unsteady periodic and reversed flow Air stream not able to follow the blade contour Motion of air at sonic velocity Air stream blocking the passage Unsteady periodic and reversed flow Air stream not able to follow the blade contour Motion of air at sonic velocity Air stream blocking the passage ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines A compressor mostly used for supercharging of I.C. engines is Radial flow compressor Roots blower Axial flow compressor Reciprocating compressor Radial flow compressor Roots blower Axial flow compressor Reciprocating compressor ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines For slow speed large capacity compressor, following type of valve will be best suited Any of the above Disc or feather type Mechanical valve of the Corliss, sleeve, rotary or semi rotary type Poppet valve Any of the above Disc or feather type Mechanical valve of the Corliss, sleeve, rotary or semi rotary type Poppet valve ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The type of rotary compressor used in aeroplanes, is of Centrifugal type Radial flow type None of these Axial flow type Centrifugal type Radial flow type None of these Axial flow type ANSWER DOWNLOAD EXAMIANS APP
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