Engineering Thermodynamics The unit of pressure in S.I. units is mm of water column kg/cm² Pascal Dyne per square cm mm of water column kg/cm² Pascal Dyne per square cm ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The heat absorbed or rejected by the working substance is given by (where ds = Increase or decrease of entropy, T = Absolute temperature, and dQ = Heat absorbed or rejected) None of the listed here δQ = T/ds δQ = T.ds dQ = ds/T None of the listed here δQ = T/ds δQ = T.ds dQ = ds/T ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics When coal is first dried and then crushed to a fine powder by pulverizing machine, the resulting fuel is called Wood charcoal Briquetted coal Bituminous coal None of these Wood charcoal Briquetted coal Bituminous coal None of these ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Which of the following processes are thermodynamically reversible? Isothermal and adiabatic Constant volume and constant pressure Throttling Free expansion Isothermal and adiabatic Constant volume and constant pressure Throttling Free expansion ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The heat supplied to the gas at constant volume is (where m = Mass of gas, cv = Specific heat at constant volume, cp = Specific heat at constant pressure, T2 - T1 = Rise in temperature, and R = Gas constant) mR (T2 - T1) mcp (T2 - T1) mcp (T2 + T1) mcv (T2 - T1) mR (T2 - T1) mcp (T2 - T1) mcp (T2 + T1) mcv (T2 - T1) ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The value of gas constant (R) in S. I. units is 28.7 J/kgK 287 J/kgK 0.287 J/kgK 2.87 J/kgK 28.7 J/kgK 287 J/kgK 0.287 J/kgK 2.87 J/kgK ANSWER DOWNLOAD EXAMIANS APP