Engineering Thermodynamics A closed system is one in which Mass crosses the boundary but not the energy Mass does not cross boundaries of the system, though energy may do so Neither mass nor energy crosses the boundaries of the system Both energy and mass cross the boundaries of the system Mass crosses the boundary but not the energy Mass does not cross boundaries of the system, though energy may do so Neither mass nor energy crosses the boundaries of the system Both energy and mass cross the boundaries of the system ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics According to Avogadro's Hypothesis The molecular weights of all the perfect gases occupy the same volume under same conditions of pressure and temperature Product of the gas constant and the molecular weight of an ideal gas is constant The sum of partial pressure of mixture of two gases is sum of the two Gases have two values of specific heat The molecular weights of all the perfect gases occupy the same volume under same conditions of pressure and temperature Product of the gas constant and the molecular weight of an ideal gas is constant The sum of partial pressure of mixture of two gases is sum of the two Gases have two values of specific heat ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics For the same compression ratio, the efficiency of Diesel cycle is __________ Otto cycle. Equal to Less than None of these Greater than Equal to Less than None of these Greater than ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Diesel cycle consists of __________ processes. Two constant volume and two isothermal One constant pressure, one constant volume and two isentropic Two constant volume and two isentropic Two constant pressure and two isentropic Two constant volume and two isothermal One constant pressure, one constant volume and two isentropic Two constant volume and two isentropic Two constant pressure and two isentropic ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The unit of pressure in S.I. units is Pascal kg/cm² mm of water column Dyne per square cm Pascal kg/cm² mm of water column Dyne per square cm ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Which of the following cycles has maximum efficiency? Carnot Stirling Rankine Brayton Carnot Stirling Rankine Brayton ANSWER DOWNLOAD EXAMIANS APP
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