Engineering Thermodynamics An isolated system is one in which Neither mass nor energy crosses the boundaries of the system Mass crosses the boundary but not the energy Both energy and mass cross the boundaries of the system Mass does not cross boundaries of the system, though energy may do so Neither mass nor energy crosses the boundaries of the system Mass crosses the boundary but not the energy Both energy and mass cross the boundaries of the system Mass does not cross boundaries of the system, though energy may do so ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Carnot cycle efficiency is maximum when Final temperature is 0°K Difference between initial and final temperature is 0°K Initial temperature is 0°K Final temperature is 0°C Final temperature is 0°K Difference between initial and final temperature is 0°K Initial temperature is 0°K Final temperature is 0°C ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics For which of the following substances, the internal energy and enthalpy are the functions of temperature only Water Saturated steam Any gas Perfect gas Water Saturated steam Any gas Perfect gas 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 + rγ - 1 1 - (1/ rγ - 1) 1 + (1/ rγ - 1) 1 - rγ - 1 1 + rγ - 1 1 - (1/ rγ - 1) 1 + (1/ rγ - 1) 1 - rγ - 1 ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics An open system is one in which Neither mass nor energy crosses the boundaries of the system Mass crosses the boundary but not the energy Both energy and mass cross the boundaries of the system Mass does not cross boundaries of the system, though energy may do so Neither mass nor energy crosses the boundaries of the system Mass crosses the boundary but not the energy Both energy and mass cross the boundaries of the system Mass does not cross boundaries of the system, though energy may do so ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The amount of heat generated per kg of fuel is known as Calorific value Higher calorific value Heat energy Lower calorific value Calorific value Higher calorific value Heat energy Lower calorific value ANSWER DOWNLOAD EXAMIANS APP