Engineering Thermodynamics First law of thermodynamics Does not enable to determine change in entropy Enables to determine change in internal energy of the system Provides relationship between heat, work and internal energy All of these Does not enable to determine change in entropy Enables to determine change in internal energy of the system Provides relationship between heat, work and internal energy All of these ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The amount of heat generated per kg of fuel is known as Heat energy Lower calorific value Higher calorific value Calorific value Heat energy Lower calorific value Higher calorific value Calorific value ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The pressure exerted by an ideal gas is ________ of the kinetic energy of all the molecules contained in a unit volume of gas. Two-third Three-forth One-half One-third Two-third Three-forth One-half One-third ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The general gas equation is (where p = Pressure, v = Volume, m = mass, T = Absolute temperature, and R = Gas constant) pvm = C pv = RTm pv = (RT)m pv = mRT pvm = C pv = RTm pv = (RT)m pv = mRT 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) δQ = T/ds dQ = ds/T None of the listed here δQ = T.ds δQ = T/ds dQ = ds/T None of the listed here δQ = T.ds ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Otto cycle consists of Two constant volume and two isentropic processes Two constant volume and two isothermal processes One constant pressure, one constant volume and two isentropic processes Two constant pressure and two isentropic processes Two constant volume and two isentropic processes Two constant volume and two isothermal processes One constant pressure, one constant volume and two isentropic processes Two constant pressure and two isentropic processes ANSWER DOWNLOAD EXAMIANS APP