Engineering Thermodynamics A perpetual motion machine is A hypothetical machine whose operation would violate the laws of thermodynamics A hypothetical machine A non-thermodynamic machine A thermodynamic machine A hypothetical machine whose operation would violate the laws of thermodynamics A hypothetical machine A non-thermodynamic machine A thermodynamic machine ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The ___ is obtained when carbonization of coal is carried out at 500° to 700° C. Bituminous coal Hard coal Pulverized coal Soft coal Bituminous coal Hard coal Pulverized coal Soft coal ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Mond gas is obtained by Partial combustion of coal, coke, anthracite coal or charcoal in a mixed air steam blast Passing steam over incandescent coke Passing air and a large amount of steam over waste coal at about 650°C Carbonisation of bituminous coal Partial combustion of coal, coke, anthracite coal or charcoal in a mixed air steam blast Passing steam over incandescent coke Passing air and a large amount of steam over waste coal at about 650°C Carbonisation of bituminous coal ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics A cycle consisting of two adiabatic and two constant pressure processes is known as Otto cycle Joule cycle Ericsson cycle Stirling cycle Otto cycle Joule cycle Ericsson cycle Stirling cycle ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Change in internal energy in a closed system is equal to heat transferred if the reversible process takes place at constant Temperature Pressure Internal energy Volume Temperature Pressure Internal energy Volume ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics A closed system is one in which 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 Both energy and mass cross the boundaries of the system ANSWER DOWNLOAD EXAMIANS APP