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A 200mm long,75 mm diameter titanium alloy rod is being reduced in diameter to 65mm by turning on a lathe. The spindle rotates at 400rpm, and the tool is travelling at axial velocity of 250mm/min. Calculate the cutting speed, material removel rate, time of cut, power required and cutting force. (hint: the specific energy of titanium ranges from 3.0 to 4.1 W.s/mm^3 , Vc= N*pi*Do, MMR=pi*Davg*d*f*N)
an important radionuclide produced in water-cooled nuclear reactors is 16n which has a half-life of 7.13 s and emits
a 20 mm id steel tube carries liquid at 10 mpa. assume that the tubing is very long. determine the principal stresses
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warm air is contained in a piston-cylinder assembly oriented horizontal as shown in figure p.142. the air cools slowly
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calculate stoichiometric af ratiop of benzene c6h6. in an actual combustion of benzene the airfule ratio was 121.
a 1500 kg car is traveling up on a road with a slope of 15 i.e. rise of 15 on a run of 100 at a constant speed. knowing
if it is raining steadily at a rate of one inch per hour a container with perpendicular sides and a flat bottom would
refrigerant r-134a enters a 1 cm constant diameter tube at 400 kpa and 30 degree c. the refrigerant leaves the tube at
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