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1.Construction Business Enterprise Risk Management is a very large component in the operation of any contracting venture. Discuss how you, as head of operations, would weave risk management into the planning and operations processes of the contracting venture?
2.A Carnot engine operates on geothermal water at 100 C. IT exhausts to a water stream at 20 C. Its efficiency is nearest
A) 21%
B) 32%
C) 58%
D) 80%
3.Helium gas is compressed isentropically from 1 bar and 25 C to a pressure of 10 bar. The temperature of Helium after the compression is
A) 25 C
B) 63 C
C) 250 C
D) 384 C
E) 476 C
4.An icentropic process
A) is adiabatic and reversible
B) is reversible but may not be adiabatic
C) is adiabatic but may not be reversible
D) is always reversible
Find the stress induced in the aluminum rod if, after the gap is closed, the two segments are welded together, and then a leftward force is applied of the same magnitude needed to close the gap. Assume the rod segments remain aligned during loading.
Water occupies the bottom 0.8 m of a cylindrical tank.On top of the water is 0.3 m of kerosene, which is open to the atmosphere. If the temperature is 20 degrees C, what is the gage pressureat the bottom of the tank
$25,000 is deposited in a savings account that pays 10% interest, compounded monthly. Equal annual withdrawls are to be made from the account, beginning one year from now and countinuing forever.
Assume that the width of the intersection in 24 ft and the car is 20 ft long. If the driver's perception-reaction time is 0.75 seconds, determine if he can clear the intersection safely for the following conditions
What would the aperture have to be if there were two fractures of equal aperture. For your calculations you can assume that the rock matrix that contains the fracture(s) has zero hydraulic conductivity.
An underground storage vault is to be constructed to serve as a detention pond for a heavily urbanized area. The walls of the vault will be vertical, but the flow will be sloped along its length to promote drainage.
Given a sand with a moisture content of 10%, how much water needs to be added to bring the sand to a moisture content of 20%
A civil engineer used a 30-m tape in measuring an inclined distance. The measured length on the slope was recorded to be 459.20 m long. The difference in elevation between the initial and the end point was found to be 1.25 m
If the BOD5 of a municipal wastewater is 310 mg/L and the BOD U is 340 mg/L, determine the BOD reaction rate constant (base e). What would be the 3 day 30°C BOD Assume, temperature coefficient = 1.047.
civil engineering - structure designplease write reflective report for structural design of reinforced cast in - place
List some of the common sources of sulphate ions in natural and industrial environments. For a given sulfate concentration, explain which of the following solutions would be the most deleterious and which would be the least deleterious to a permea..
A highway reconstruction project is being undertaken to reduce crash rates. the reconstruction project involves a major realignment of the highway such that a 60mi/h design speed is attained.
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