Engineering Thermodynamics On weight basis, air contains following parts of oxygen 25 23 73 21 25 23 73 21 ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The expansion ratio (r) is the ratio of (where v1 = Volume at the beginning of expansion, and v2 = Volume at the end of expansion) v1/v2 (v1 + v2)/v2 v2/v1 (v1 + v2)/v1 v1/v2 (v1 + v2)/v2 v2/v1 (v1 + v2)/v1 ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Which law states that the specific heat of a gas remains constant at all temperatures and pressures? Joule's Law Boyle's Law Charles' Law Regnault's Law Joule's Law Boyle's Law Charles' Law Regnault's Law ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics A closed system is one in which Both energy and mass cross the boundaries of the system Neither mass nor energy crosses 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 Both energy and mass cross the boundaries of the system Neither mass nor energy crosses 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 ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics A diathermic wall is one which Discourages thermal interaction Encourages thermal interaction Permits thermal interaction Prevents thermal interaction Discourages thermal interaction Encourages thermal interaction Permits thermal interaction Prevents thermal interaction ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The efficiency of Joule cycle is Less than Carnot cycle Equal to Carnot cycle None of these Greater than Carnot cycle Less than Carnot cycle Equal to Carnot cycle None of these Greater than Carnot cycle ANSWER DOWNLOAD EXAMIANS APP
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