Engineering Thermodynamics For a perfect gas, according to Boyle’s law (where P = Absolute pressure, V = Volume and T = Absolute temperature) T/P = constant, if v is kept constant P/T = constant, if v is kept constant P v = constant, if T is kept constant V/T = constant, if p is kept constant T/P = constant, if v is kept constant P/T = constant, if v is kept constant P v = constant, if T is kept constant V/T = constant, if p is kept constant ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics When wood is heated with a limited supply of air to a temperature not less than 280°C, the resulting fuel is Coke Wood charcoal Briquetted coal Bituminous coal Coke Wood charcoal Briquetted coal Bituminous coal ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The efficiency of Diesel cycle with decrease in cut-off Decreases First decreases and then increases First increases and then decreases Increases Decreases First decreases and then increases First increases and then decreases Increases ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics For reversible adiabatic process, change in entropy is Maximum Minimum Negative Zero Maximum Minimum Negative Zero ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The value of gas constant (R) in S. I. units is 0.287 J/kgK 287 J/kgK 28.7 J/kgK 2.87 J/kgK 0.287 J/kgK 287 J/kgK 28.7 J/kgK 2.87 J/kgK ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Brayton cycle consists' of following four processes Two isentropic, one constant volume and one constant pressure Two isothermal and two isentropic Two isentropic and two constant volumes Two isentropic and two constant pressures Two isentropic, one constant volume and one constant pressure Two isothermal and two isentropic Two isentropic and two constant volumes Two isentropic and two constant pressures ANSWER DOWNLOAD EXAMIANS APP