Engineering Thermodynamics If a fluid expands suddenly into vacuum through an orifice of large dimension, then such a process is called Adiabatic expansion Hyperbolic expansion Free expansion Parabolic expansion Adiabatic expansion Hyperbolic expansion Free expansion Parabolic expansion ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The standard value of atmospheric pressure taken at sea level is 1013 × 102 N/m2 760 mm of Hg All of these 1.013 bar 1013 × 102 N/m2 760 mm of Hg All of these 1.013 bar ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Compressed air coming out from a punctured football May become hotter or cooler depending upon the humidity of the surrounding air Remains at the same temperature Becomes hotter Becomes cooler May become hotter or cooler depending upon the humidity of the surrounding air Remains at the same temperature Becomes hotter Becomes cooler ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The thermal efficiency of an ideal gas turbine plant is given by (where r = Pressure ratio) 1 - (1/r) γ - 1/ γ rγ - 1 1 - (1/r) γ/γ - 1 1 - rγ - 1 1 - (1/r) γ - 1/ γ rγ - 1 1 - (1/r) γ/γ - 1 1 - rγ - 1 ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Which of the following variables controls the physical properties of a perfect gas? Temperature All of these Volume Pressure Temperature All of these Volume Pressure ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The gas turbine cycle with regenerator improves Work ratio Thermal efficiency Avoid pollution None of these Work ratio Thermal efficiency Avoid pollution None of these ANSWER DOWNLOAD EXAMIANS APP
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