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1. Briefly state the Hume-Rothery rules and explain the rationale
2. Based on Hume-Rothery's conditions, which of the following systems would be expected to display unlimited solid solubility? Explain.
(a) AuAg;
(b) Al-Cu;
(c) Al-Au;
(d) U-W;
(e) Mo-Ta;
(f) Nb-W;
(g) Mg-Zn; and
(h) Mg-Cd.
compare the thermal efficiency of a two-stage gas turbine with regeneration reheating and intercooling to that of a
a smaller power plant produces steam at 3 mpa 600 c in the boiler. it keeps the condenser at 45 c by transfer of 10 mw
The tank air pressure above the water level is 300kPa(absolute) while the atmospheric pressure is 100kPA. Neglecting frictional effects, determine the initial discharge rate of water from the tank.(Density of water=1000kg/m^3)
during a test of a metal bar it was found that an axial tensile force of 10000 lb resulted in an elongation of 0.023
a frisbee in flight has lift and drag coefficients of cl and cd respectively where the reference area a is the frisbee
A pump steadily draws water at a mass flow rate at 20 lbm/s through a piping arrangement. At the pipe inlet, the pressure is 14.7 lbf/in^2, the temperature is 68 F, and the velocity is 10 ft/s. At the pipe exit, the pressure is 20 lbf/in^2, the tempe..
a two-stage cascade refrigeration system is to provide cooling at -40oc while operating the high-temperature condenser
write down expressions for the normal strain and the true strain for the following situation 1 in a tensile test where
The coefficient of friction between the band and the pipe is 0.30, and that between the pipe and the block is 0.40. The weights of the parts are negligible.
the ram of a pile driver has a mass of 800 kg and is released from rest 2 meters above the top of a 2400 kg pile. the
when a small pebble is dropped into a liquid small wave travel outward. the speed of these waes c is assumed to be a
A volume of 1.8 L of neon gas (monatomic) is at a pressure of 3.4 atmospheres and a temperature of 370 K. The atomic mass of neon is 20.2 g / mol. Calculate the mass of neon gas in SI units.
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