Compressors, Gas Turbines and Jet Engines Rotary compressor is best suited for Small quantity of air at high pressure Large quantity of air at low pressure Large quantity of air at high pressure Small quantity of air at low pressure Small quantity of air at high pressure Large quantity of air at low pressure Large quantity of air at high pressure Small quantity of air at low pressure ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The degree of reaction is usually kept ________ for all types of axial flow compressors. 0.2 0.5 0.3 0.4 0.2 0.5 0.3 0.4 ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The temperature of air at the beginning of the compression stroke is ________ the atmospheric temperature. Less than None of these Equal to More than Less than None of these Equal to More than ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines For perfect intercooling in a three stage compressor p₁ p₃ = p₂ p₄ 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 ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The effective power of gas turbines is increased by adding the following in compressor Ammonia and water vapour Hydrogen Nitrogen Carbon dioxide Ammonia and water vapour Hydrogen Nitrogen Carbon dioxide ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Isothermal compression though most efficient, but is not practicable because Compressor has to run at very slow speed to achieve it It does not increase pressure much It requires very big cylinder It is impossible in practice Compressor has to run at very slow speed to achieve it It does not increase pressure much It requires very big cylinder It is impossible in practice ANSWER DOWNLOAD EXAMIANS APP
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