Engineering Thermodynamics The change of entropy, when heat is absorbed by the gas, is Positive Negative None of these Positive or negative Positive Negative None of these Positive or negative ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The general law for the expansion or compression of gases, is pv = m R T pvn = C pv = C pvγ = C pv = m R T pvn = C pv = C pvγ = C ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Water contained in a beaker can be made to boil by passing steam through it Not possible Any pressure At atmospheric pressure At a pressure greater than atmospheric pressure Not possible Any pressure At atmospheric pressure At a pressure greater than atmospheric pressure ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics A gas is compressed in a cylinder by a movable piston to a volume one half its original volume. During the process 300 kJ heat left the gas and internal energy remained same. The work done on gas in Nm will be 30 Nm 300 Nm 300,000 Nm 3000 Nm 30 Nm 300 Nm 300,000 Nm 3000 Nm ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The behavior of super-heated vapour is similar to that of Steam Perfect gas Air Ordinary gas Steam Perfect gas Air Ordinary gas ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Which of the following statement is correct according to Clausis statement of second law of thermodynamics? 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 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. ANSWER DOWNLOAD EXAMIANS APP
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