Engineering Thermodynamics An open 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 Mass crosses the boundary but not the energy Neither mass nor energy crosses the boundaries of the system Both energy and mass cross the boundaries of the system Mass does not cross boundaries of the system, though energy may do so Mass crosses the boundary but not the energy Neither mass nor energy crosses the boundaries of the system ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics When coal is first dried and then crushed to a fine powder by pulverizing machine, the resulting fuel is called Wood charcoal None of these Bituminous coal Briquetted coal Wood charcoal None of these Bituminous coal Briquetted coal ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics When the gas is heated at constant pressure, the heat supplied Does some external work during expansion Increases the temperature of the gas Increases the internal energy of the gas Both (B) and (C) Does some external work during expansion Increases the temperature of the gas Increases the internal energy of the gas Both (B) and (C) ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The absolute zero pressure will be When molecular momentum of the system becomes zero At the center of the earth At sea level At the temperature of - 273 K When molecular momentum of the system becomes zero At the center of the earth At sea level At the temperature of - 273 K ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The sum of internal energy (U) and the product of pressure and volume (p.v) is known as Power Entropy Enthalpy Work done Power Entropy Enthalpy Work done ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics In an isothermal process, the internal energy of gas molecules May increase/decrease depending on the properties of gas Decreases Remain constant Increases May increase/decrease depending on the properties of gas Decreases Remain constant Increases ANSWER DOWNLOAD EXAMIANS APP
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