Determine change in specific enthalpy and internal energy
Two states of water (H2O) are given as: Initial state: 25C, 100 kPa Final state: ideal gas at 1800C Determine the change in specific enthalpy and specific internal energy.
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A fatigue test is made with a mean stress of 17,500 psi (120 Mpa) and a stress amplitude of 24,000 psi (165 Mpa). Calculate (a) the maximum and minimum stresses.
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