Engineering Thermodynamics The unit of energy is S. I. units is Joule meter (Jm) Joule (J) Joule/meter (J/m) Watt (W) Joule meter (Jm) Joule (J) Joule/meter (J/m) Watt (W) ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics A closed 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 Which of the following has the minimum atomic mass? Carbon Nitrogen Oxygen Sulphur Carbon Nitrogen Oxygen Sulphur ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The natural petroleum may be separated into Petrol Kerosene Lubricating oil Fuel oil Petrol Kerosene Lubricating oil Fuel oil ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics For a perfect gas, according to Boyle’s law (where P = Absolute pressure, V = Volume and T = Absolute temperature) P v = constant, if T is kept constant P/T = constant, if v is kept constant T/P = constant, if v is kept constant V/T = constant, if p is kept constant P v = constant, if T is kept constant P/T = constant, if v is kept constant T/P = constant, if v is kept constant V/T = constant, if p is kept constant ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Compressed air coming out from a punctured football Becomes cooler May become hotter or cooler depending upon the humidity of the surrounding air Becomes hotter Remains at the same temperature Becomes cooler May become hotter or cooler depending upon the humidity of the surrounding air Becomes hotter Remains at the same temperature ANSWER DOWNLOAD EXAMIANS APP