engineering recuitment UPPSC AE Mock Test 2024 Thermodynamics First Law of Thermodynamics Steady Flow Energy Equation
If h1 and h2 are enthalpies at the inlet and the outlet, respectively and C1 and C2 are inlet and outlet velocities, respectively, then which of the following statements is
INCORRECT about the equation \(\left(\frac{c_2{ }^2-c_1{ }^2}{2}=h_1-h_2\right)\) for steam nozzles?
1
The flow is adiabatic in steam nozzles.
2
The equation considers frictional losses in the steam nozzle.
3
The equation is the steady flow energy equation for steam nozzles
4
There is no mechanical work done by the steam nozzle.