Engineering Thermodynamics The unit of pressure in S.I. units is mm of water column kg/cm² Dyne per square cm Pascal mm of water column kg/cm² Dyne per square cm Pascal ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Gases have Only one value of specific heat Under some conditions one value and sometimes two values of specific heat Two values of specific heat No value of specific heat Only one value of specific heat Under some conditions one value and sometimes two values of specific heat Two values of specific heat No value of specific heat ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics One barometric pressure or 1 atmospheric pressure is equal to 1.033 kgf/cm² 1.0197 kgf/cm² 0 kgf/cm² 1 kgf/cm² 1.033 kgf/cm² 1.0197 kgf/cm² 0 kgf/cm² 1 kgf/cm² ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics A heat exchange process in which the product of pressure and volume remains constant is known as Throttling process Hyperbolic process Heat exchange process Isentropic process Throttling process Hyperbolic process Heat exchange process Isentropic process 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) All of these [m R (T1 - T2)] /(γ - 1) [m R T1/(γ - 1)][1 - (p2, v2 /p1 v1)] (p1 v1 - p2, v2)/(γ - 1) All of these [m R (T1 - T2)] /(γ - 1) [m R T1/(γ - 1)][1 - (p2, v2 /p1 v1)] (p1 v1 - p2, v2)/(γ - 1) ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The main cause for the irreversibility is Unrestricted expansion All of these Mechanical and fluid friction Heat transfer with a finite temperature difference Unrestricted expansion All of these Mechanical and fluid friction Heat transfer with a finite temperature difference ANSWER DOWNLOAD EXAMIANS APP