Engineering Thermodynamics For which of the following substances, the internal energy and enthalpy are the functions of temperature only Any gas Perfect gas Water Saturated steam Any gas Perfect gas Water Saturated steam ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The absolute zero pressure can be attained at a temperature of -273°C 273 K None of these 0°C -273°C 273 K None of these 0°C ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics When coal is strongly heated continuously for 42 to 48 hours in the absence of air in a closed vessel, the process is known as __________ of fuel. Combustion None of these Atomization Carbonization Combustion None of these Atomization Carbonization ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Charles' law states that all perfect gases change in volume by __________ of its original volume at 0°C for every 1°C change in temperature, when pressure remains constant. 1/173th 1/93th 1/273th 1/27th 1/173th 1/93th 1/273th 1/27th ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The index of compression ‘n’ tends to reach ratio of specific heats ‘y’ when Process is isothermal Process is isentropic and specific heat does not change with temperature Process is isentropic Flow is uniform and steady Process is isothermal Process is isentropic and specific heat does not change with temperature Process is isentropic Flow is uniform and steady ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The value of gas constant (R) in S. I. units is 287 J/kgK 2.87 J/kgK 28.7 J/kgK 0.287 J/kgK 287 J/kgK 2.87 J/kgK 28.7 J/kgK 0.287 J/kgK ANSWER DOWNLOAD EXAMIANS APP
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