Engineering Thermodynamics When wood is heated with a limited supply of air to a temperature not less than 280°C, the resulting fuel is Wood charcoal Coke Briquetted coal Bituminous coal Wood charcoal Coke Briquetted coal Bituminous coal ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The thermal efficiency of an ideal gas turbine plant is given by (where r = Pressure ratio) rγ - 1 1 - (1/r) γ - 1/ γ 1 - rγ - 1 1 - (1/r) γ/γ - 1 rγ - 1 1 - (1/r) γ - 1/ γ 1 - rγ - 1 1 - (1/r) γ/γ - 1 ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The fuel mostly used in blast furnace for extracting pig iron from iron ores is Soft coke Pulverized coal Bituminous coal Hard coke Soft coke Pulverized coal Bituminous coal Hard coke ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The polytropic index (n) is given by log (v1/ v2)/ log (p1/p2) log [(p1v1)/(p2v2)] log (p1p2)/log (v1v2) log (p2/ p1)/log (v1/ v2) log (v1/ v2)/ log (p1/p2) log [(p1v1)/(p2v2)] log (p1p2)/log (v1v2) log (p2/ p1)/log (v1/ v2) ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The basis for measuring thermodynamic property of temperature is given by Second law of thermodynamics Third law of thermodynamics First law of thermodynamics Zeroth law of thermodynamics Second law of thermodynamics Third law of thermodynamics First law of thermodynamics Zeroth law of thermodynamics ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics According to First law of thermodynamics, Work-done by a system is equal to the heat transferred by the system Total energy of a system remains constant Total internal energy of a system during a process remains constant Internal energy, enthalpy and entropy during a process remain constant Work-done by a system is equal to the heat transferred by the system Total energy of a system remains constant Total internal energy of a system during a process remains constant Internal energy, enthalpy and entropy during a process remain constant ANSWER DOWNLOAD EXAMIANS APP