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1.Would you expect a crystalline ceramic material to strain harden at room temperature? Why or why not?
2.When making hardness measurements, what will be the effect of making an indentation very close to a preexisting indentation? Why?
3.On the basis of melting temperature, oxidation resistance, yield strength, and degree of brittleness, discuss whether it would be advisable to hot work or to cold work (a) aluminum alloys, and (b) magnesium alloys
4.Briefly explain why a proeutectoid phase (ferrite or cementite) forms along austenite grain boundaries.
One cubic meter of nitrogen at40oC and 340 kPa iscompressed isoentropically to 0.2 m3. Calculate the finalpressure and temperature when the nitrogen is reduced to that volume.
Determine the net change in storage during the year if local municipality is allowed to take 100 MGD from the reservoir. You may neglect infiltration and seepage from the reservoir. Sketch a mas blance of the reservoir.
In bridge widening projects, the method of stitching is normally employed for connecting existing deck to the new deck. What are the problems associated with this method in terms of shrinkage of concrete
An alloy contains 55 weight % Ni and 45 weight% Cu. What are the ATOMIC PERCENTAGES of Ni and Cu in this alloy
At an angle of α=30°with the vertical, a 5kg sphere is suspended on a string of length .8m with a initial velocity of 1.2m/s, it colides with wedge B. ε=.7 between the .9kg wedge and sphere A.
A tow truck is using a cable to pull a car up a 15 degree hill. If the car weighs 4000 lbs and the cable has a diameter of .75 inches, find the stress in the cable when the truck comes to a stop while on the hill. Ignore friction between the car and ..
effect of acidic water on strength of soil used to store the water. the reduction in strength at various acidic ph
A soil core is selected that consists mostly of quartz and has a total volume of 200 mL. The soil mass as collected (i.e., wet) is 326 g and 290 g after it is dried.
A rapid-mixing basin is to be designed for a water coagulation plant, and the design flow for the basin is 4.0 MGD (million gallons per day). The basin is to be square with a depth equal to 1.25 times the width.
Discuss and use examples to explain the specific factors that you will need to consider when pricing the following items in the bill of quantities foundation excavation
You purchased a machine 5 years ago for $100,000 and now the machine costs $135,000. What is the average annual inflation rate for this machine
Presedimentation can reduce the suspended solids concentration of raw river water from 500 mg/L to 200 mg/L. How many pounds of dry solids does this represent per million gallons?
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