Engineering Thermodynamics The compression ratio for petrol engines is 15 to 30 10 to 20 5 to 8 3 to 6 15 to 30 10 to 20 5 to 8 3 to 6 ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Absolute zero pressure will occur At a temperature of 273°K Under vacuum conditions When molecular momentum of the system becomes zero At sea level At a temperature of 273°K Under vacuum conditions When molecular momentum of the system becomes zero At sea level ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The increase in entropy of a system represents Increase in availability of energy Increase in temperature Degradation of energy Decrease in pressure Increase in availability of energy Increase in temperature Degradation of energy Decrease in pressure ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics First law of thermodynamics furnishes the relationship between Various thermodynamic processes Various properties of the system Heat and work Heat, work and properties of the system Various thermodynamic processes Various properties of the system Heat and work Heat, work and properties of the system ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Which of the following process can be made reversible with the help of a regenerator? Constant pvn process Constant pressure process Constant volume process All of these Constant pvn process Constant pressure process Constant volume process All of these ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Which of the following statement is correct according to Clausis statement of second law of thermodynamics? It is impossible to transfer heat from a body at a lower temperature to a body at a higher temperature, without the aid of an external source. It is possible to transfer heat from a body at a lower temperature to a body at a higher temperature by using refrigeration cycle. It is possible to transfer heat from a body at a lower temperature to a body at a higher temperature. None of these It is impossible to transfer heat from a body at a lower temperature to a body at a higher temperature, without the aid of an external source. It is possible to transfer heat from a body at a lower temperature to a body at a higher temperature by using refrigeration cycle. It is possible to transfer heat from a body at a lower temperature to a body at a higher temperature. None of these ANSWER DOWNLOAD EXAMIANS APP