What microstructure would be expected
Fine pearlite and a small amount of martensite are found in a quenched 1080 steel. What microstructure would be expected if we had used a low alloy, 0.2% C steel? What microstructure would be expected if we had used a 4340 steel?
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The vessel will rupture if the pressure reaches 5 Mpa. What is the initial pressure and quality? What is the temperature in the vessel and the quality just before rupture?
A Dam across a river dams up a lake 300 m higher than the river downstream. The electric generators driven by water-powered turbines deliver 1600 MW of power.
Additional heat is added until the pressure reaches 1.2 MPa. How much work is done? What is the final temperature at 1.2 MPa?
The gas may be considered idal at these conditions. Find the final volume and the work for And isothermal process (PC = constant)
Draw the P-V and T-S diagrams of the cycle and determine (a) p, T and v of the four state points, (b) heat and work quantities for each of the four processes, and (c) the cycle thermal efficiency.
As used in the laws of reflection and refraction, what is the definition of the "normal" direction?
An ideal reheat Rankine cycle with water as the working fluid operates the inlet of the high-pressure turbine at 8000 kPa and 450 C; the inlet of the low-pressure turbine at 500 kPa and 500 C; and the condenser at 10 kPa.
You are to design and produce a 2 inch thick steel wear plate for a rock-crushing unit. To avoid frequent replacement of the wear plate because of cracking or excessive plastic deformation, the hardness should exceed HRC 38 within 0.25 inches of t
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