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1.An entrepreneurial new civil engineering graduate started a lab for testing endocrine disrupting compounds.
The lab just broke even the first year, but in years 2 through 5, it made a profit of $97,000 each year. What is the present worth in year 0 of the profit at an interest rate of 10% per year?
2.Plot the relationship between the approach speed v and the length of the dilemma zone for the following data: a2 = 0.5g, ?2 = 1.0s,w = 65ft, L = 15ft, and ? = 4.5s (where a2 is the acceleration, ?2 is the perception reaction time, w isthe width of the intersection, L is the length of the vehicle and ? is the duration of the yellow phase of the traffic signal).
Estimate the amount of depression storage (inches and cubic feet) in a 6-arce parking lot using the following rainfall and discharge data. The discharge data were measured at the only outlet in the parking lot.
A large concrete channel holds a hydraulic jump in which the subcritical depth of flow is 2.5 m. If 40 percent of the specific energy in the flow is lost through the hydraulic jump, what is the specific discharge in this rectangular channel
Determine the total crop water requirement including the leaching ratio of a corn crop with a ECt of 1.7mmhos cm-1 if the ECiw of the irrigation water and precipitation is 5 and 0 mmhos cm-1 respectively
A galvanized iron pipe with a roughness height (e) of 5x10-6 m with a diameter (D) of 0.05 m and a length (L) of 100 m carries a discharge (Q) of 0.003 m3/s. Calculate the head loss (hL).
Solve the following initial value problem over the interval from t=0 to 2 where y(0)=1 a. Euler method with step h=0.5 b. Midpoint method with h= 0.5
A beam of w16 X 50 section has a simple span of 20 ft. The beam is subjected to a uniform load of 2 kips/ft and an axial tensile force of 10 kips. Determine the maximum tensile and compressive stresses in the beam
If the defect rate for the flash drivers is 0.5% and you randomly select four of them for inspection: a) What is the probability that none of them has a defect b) What is the probability that all four have a defect
Office workers complain that the noise level in their office Area 1 is greater than that in the company's other office Area 2. Six measurements are made on different days in each area, with the following results
A police officer stops a speeding driver on saturday nigt and gives hima breathalzer test. the test shows that his estimated blood alcohol content is above .08 g/dl, and this is considered evidence of driving while intoxicated
water flows from a lake as is shown in fig. p8.40 at a rate of 4.0 cfs. is the device inside the building a pump or a turbine? Explain and determine the horsepower of the device. neglect all minor losses and assume the friction factor is .025
An elevator weigh 4000kg. When the upward tension in the supporting cable is 48000N what is the upward acceleration Starting from rest, how far does it rise in 3s
Find the point load strength index in the two directions and compute the point load strength anisotropy index 1,(s0)
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