Engineering Thermodynamics A path 1-2-3 is given. A system absorbs 100 kJ as heat and does 60 kJ of work while along the path 1-4-3, it does 20 kJ of work. The heat absorbed during the cycle 1-4-3 is +60 kJ -80 kJ -40 kJ -140 kJ +60 kJ -80 kJ -40 kJ -140 kJ ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics In a no flow reversible process for which p = (-3V + 15) × 105 N/m², V changes from 1 m3 to 2 m3. The work done will be about 100 × 10⁵ joules 1 × 10⁵ joules 10 × 10⁵ kilo joules 10 × 10⁵ joules 100 × 10⁵ joules 1 × 10⁵ joules 10 × 10⁵ kilo joules 10 × 10⁵ joules ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics In an irreversible process, there is a Loss of heat No gain of heat Gain of heat No loss of heat Loss of heat No gain of heat Gain of heat No loss of heat ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics For a thermodynamic process to be reversible, the temperature difference between hot body and working substance should be Minimum Infinity Maximum Zero Minimum Infinity Maximum Zero ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics A mixture of gas expands from 0.03 m3 to 0.06 m3 at a constant pressure of 1 MPa and absorbs 84 kJ of heat during the process. The change in internal energy of the mixture is 30 kJ 114 kJ 84 kJ 54 kJ 30 kJ 114 kJ 84 kJ 54 kJ ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics When gas is heated at constant pressure, the heat supplied is utilized in Increasing the internal energy of gas and also for doing some external work Doing some external work Increasing the internal energy of gas None of these Increasing the internal energy of gas and also for doing some external work Doing some external work Increasing the internal energy of gas None of these ANSWER DOWNLOAD EXAMIANS APP
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