Compressors, Gas Turbines and Jet Engines The work ratio of a gas turbine plant is defined as the ratio of Net work output and isentropic heat drop Net work output and work done by turbine Net work output and heat supplied Actual heat drop and isentropic heat drop Net work output and isentropic heat drop Net work output and work done by turbine Net work output and heat supplied Actual heat drop and isentropic heat drop ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines In jet engines, for the efficient production of large power, fuel is burnt in an atmosphere of Vacuum Oxygen alone Atmospheric air Compressed air Vacuum Oxygen alone Atmospheric air Compressed air ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Ramjet engine Is self operating at zero flight speed Requires no air for its operation Is not self operating at zero flight speed Produces a jet consisting of plasma Is self operating at zero flight speed Requires no air for its operation Is not self operating at zero flight speed Produces a jet consisting of plasma ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The pressure ratio in gas turbines is of the order of 0.37569444444444 0.16736111111111 2.5423611111111 0.084027777777778 0.37569444444444 0.16736111111111 2.5423611111111 0.084027777777778 ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines The degree of reaction of an axial flow turbine is the ratio of isentropic temperature drop in a blade row to the Total temperature drop Adiabatic temperature drop in the stage Total adiabatic temperature drop Total temperature drop in the stage Total temperature drop Adiabatic temperature drop in the stage Total adiabatic temperature drop Total temperature drop in the stage ANSWER DOWNLOAD EXAMIANS APP
Compressors, Gas Turbines and Jet Engines Which one of the following is the effect of blade shape on performance of a centrifugal compressor? Backward curved blades has poor efficiency Forward curved blades produce lower pressure ratio Forward curved blades has higher efficiency Backward curved blades lead to stable performance Backward curved blades has poor efficiency Forward curved blades produce lower pressure ratio Forward curved blades has higher efficiency Backward curved blades lead to stable performance ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS