Engineering Thermodynamics Absolute zero pressure will occur When molecular momentum of the system becomes zero At a temperature of 273°K At sea level Under vacuum conditions When molecular momentum of the system becomes zero At a temperature of 273°K At sea level Under vacuum conditions ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The process is adiabatic, if the value of n in the equation pvn = C, is Zero ∝ One γ Zero ∝ One γ ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Change in internal energy in a closed system is equal to heat transferred if the reversible process takes place at constant Volume Pressure Internal energy Temperature Volume Pressure Internal energy Temperature ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The air standard efficiency of an Otto cycle is given by (where r = Compression ratio, and γ = Ratio of specific heats) 1 - (1/ rγ - 1) 1 + rγ - 1 1 - rγ - 1 1 + (1/ rγ - 1) 1 - (1/ rγ - 1) 1 + rγ - 1 1 - rγ - 1 1 + (1/ rγ - 1) ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Select the wrong statement A Joule cycle consists of two constant volume and two isentropic processes. An Ericsson cycle consists of two constant pressure and two isothermal processes. An Otto cycle consists of two constant volume and two isentropic processes. All of these A Joule cycle consists of two constant volume and two isentropic processes. An Ericsson cycle consists of two constant pressure and two isothermal processes. An Otto cycle consists of two constant volume and two isentropic processes. All of these ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics In open cycle gas turbine plants All of these Direct combustion systems is used A condenser is used The indirect heat exchanger and cooler is avoided All of these Direct combustion systems is used A condenser is used The indirect heat exchanger and cooler is avoided ANSWER DOWNLOAD EXAMIANS APP