Engineering Thermodynamics The thermal efficiency of an ideal gas turbine plant is given by (where r = Pressure ratio) 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 1 - (1/r) γ - 1/ γ ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Kelvin Planck's law deals with Conservation of work Conservation of heat Conversion of work into heat Conversion of heat into work Conservation of work Conservation of heat Conversion of work into heat Conversion of heat into work ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics In a free expansion process Heat transfer is zero Both (A) and (B) above Work done is zero but heat increases Work done is zero Heat transfer is zero Both (A) and (B) above Work done is zero but heat increases Work done is zero ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics A path 1-2-3 is given. A system absorbs 100 kJ as heat and does 60 kJ of work while along the path 1-4-3, it does 20 kJ of work. The heat absorbed during the cycle 1-4-3 is -140 kJ +60 kJ -40 kJ -80 kJ -140 kJ +60 kJ -40 kJ -80 kJ ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The behavior of a perfect gas, undergoing any change in the variables which control physical properties, is governed by All of the listed here Boyle's law Gay-Lussac law Charles' law All of the listed here Boyle's law Gay-Lussac law Charles' law ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Coke is produced When coal is first dried and then crushed to a fine powder by pulverizing machine By heating wood with a limited supply of air to a temperature not less than 280°C When coal is strongly heated continuously for 42 to 48 hours in the absence of air in a closed vessel From the finely ground coal by moulding under pressure with or without a binding material When coal is first dried and then crushed to a fine powder by pulverizing machine By heating wood with a limited supply of air to a temperature not less than 280°C When coal is strongly heated continuously for 42 to 48 hours in the absence of air in a closed vessel From the finely ground coal by moulding under pressure with or without a binding material ANSWER DOWNLOAD EXAMIANS APP
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