Engineering Thermodynamics The efficiency of the Carnot cycle is (where T1 and T2 = Highest and lowest temperature during the cycle) (T1/T2) - 1 1 - (T1/T2) 1 + (T2/T1) 1 - (T2/T1) (T1/T2) - 1 1 - (T1/T2) 1 + (T2/T1) 1 - (T2/T1) ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics An isolated system is one in which 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 Neither mass nor energy crosses the boundaries of the system Mass crosses the boundary but not the energy ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Carnot cycle efficiency is maximum when Final temperature is 0°K Final temperature is 0°C Difference between initial and final temperature is 0°K Initial temperature is 0°K Final temperature is 0°K Final temperature is 0°C Difference between initial and final temperature is 0°K Initial temperature is 0°K ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The reading of the pressure gauge fitted on a vessel is 25 bar. The atmospheric pressure is 1.03 bar and the value of 'g' is 9.81 m/s2. The absolute pressure in the vessel is 25 bar 26.03 bar 23.97 bar 34.81 bar 25 bar 26.03 bar 23.97 bar 34.81 bar ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics According to Avogadro’s law The product of the gas constant and the molecular mass of an ideal gas is constant All of these Equal volumes of all gases, at the same temperature and pressure, contain equal number of molecules The sum of partial pressure of the mixture of two gases is sum of the two The product of the gas constant and the molecular mass of an ideal gas is constant All of these Equal volumes of all gases, at the same temperature and pressure, contain equal number of molecules The sum of partial pressure of the mixture of two gases is sum of the two ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics One watt is equal to 1 kNm/hr 1 Nm/s 1 N/m 1 Nm/hr 1 kNm/hr 1 Nm/s 1 N/m 1 Nm/hr ANSWER DOWNLOAD EXAMIANS APP