Compressors, Gas Turbines and Jet Engines Which is false statement about multistage compression? Power consumption per unit of air delivered is low The moisture in air is condensed in the inter-cooler Volumetric efficiency is high It is best suited for compression ratios around 7:1 Power consumption per unit of air delivered is low The moisture in air is condensed in the inter-cooler Volumetric efficiency is high It is best suited for compression ratios around 7:1 ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The efficiency of jet engine is Higher at high speed Higher at high altitudes Lower at low speed Same at all altitudes Higher at high speed Higher at high altitudes Lower at low speed Same at all altitudes ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines A rotary compressor is driven by an Engine Either (A) or (B) Electric motor None of these Engine Either (A) or (B) Electric motor None of these ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The inter-cooler pressure, for minimum work required, for a two stage reciprocating air compressor, is given by (where p₁ = Intake pressure of air, p₂ = Inter-cooler pressure, and p₃ = Delivery pressure of air) p₂ = p₁ × p₂ p₂ = p₁ × p₃ p₂ = p₃/p₁ p₂ = p₁/p₃ p₂ = p₁ × p₂ p₂ = p₁ × p₃ p₂ = p₃/p₁ p₂ = p₁/p₃ ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Only rocket engines can be propelled to space because These engines can work on several fuels They can generate very high thrust They are not air breathing engines They have high propulsion efficiency These engines can work on several fuels They can generate very high thrust They are not air breathing engines They have high propulsion efficiency ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The indicated work per unit mass of air delivered is Not affected by clearance volume Directly proportional to clearance volume Inversely proportional to clearance volume Greatly affected by clearance volume Not affected by clearance volume Directly proportional to clearance volume Inversely proportional to clearance volume Greatly affected by clearance volume ANSWER DOWNLOAD EXAMIANS APP