A pure substance at 8 MPa and 400°C is having a specific internal energy of 2864 kJ/kg and a specific volume of 0.03432 m3/kg. Its specific enthalpy (in kJ/kg) is, ________.
3239
3139
1339
3339
Correct Option: B
h = u + pv h = 2864 + (8000 kPa) × (0.03432) = 2864 + 274.56 = 3138.56 = 3139
