Engineering Thermodynamics The compression ratio for petrol engines is 15 to 30 5 to 8 3 to 6 10 to 20 15 to 30 5 to 8 3 to 6 10 to 20 ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Work-done during adiabatic expansion is given by (where p1 v1, T1 = Pressure, volume and temperature for the initial condition of gas, p2, v2, T2 = Corresponding values for the final condition of gas, R = Gas constant, and γ = Ratio of specific heats) [m R (T1 - T2)] /(γ - 1) (p1 v1 - p2, v2)/(γ - 1) All of these [m R T1/(γ - 1)][1 - (p2, v2 /p1 v1)] [m R (T1 - T2)] /(γ - 1) (p1 v1 - p2, v2)/(γ - 1) All of these [m R T1/(γ - 1)][1 - (p2, v2 /p1 v1)] ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The unit of energy in S.I. units is joule/s Joule joule/m watt joule/s Joule joule/m watt ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics A molecule consisting of one atom is known as Tri-atomic Mono-atomic Di-atomic Poly-atomic Tri-atomic Mono-atomic Di-atomic Poly-atomic ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The processes occurring in open system which permit the transfer of mass to and from the system, are known as Flow processes Non-flow processes None of the listed here Adiabatic processes Flow processes Non-flow processes None of the listed here Adiabatic processes ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The temperature at which the volume of a gas becomes zero is called Absolute temperature Absolute zero temperature Absolute scale of temperature None of these Absolute temperature Absolute zero temperature Absolute scale of temperature None of these ANSWER DOWNLOAD EXAMIANS APP