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The drainage area upstream of a small dam is 20 acres. On a certainday the pond was 9 feet deep with a surface area of 1.6 acres. That night, a 5.4 inch rainstorm caused a large rise in the pond.
What is the probability that a drought is more severe than a drought of a return period of once in 50 yr will occur exactly twice in 100 yr
THE VERTICAL ANGLES WERE READ AT BOTH ENDS OF THELINE AND THEN AVERAGED USING A CO-AXIAL THEODOLITE/EDM COMBINATION.IF THE ELEVATION OF THE INSTRUMENT STATION IS 630.15 FT
The curve is 750-ft long,and the minus grade of 3.6 percent intersects the plus grade of 6.2percent at station 240 + 80.00. Calculate the low point of thecurve if the intersection at station 240 + 8
The elevation of water in well A is 300m above sea level and well B is 350m above sea level. The wells are 45m apart. A dye test reveals that the specific discharge between the two wells is about 2.
A bridge has been constructed between the mainland and an island.The total cost (excluding tolls) to travel across the bridge isexpressed as C = 50 + 0.5V, where V is the number of veh/h and C isthe
Starting from rest, the boy runs outward in the radial direction from the center of the platform with a constantacceleration of 0.5 m/s2. If the platform is rotating ata constant rate θ=0.2 ra
The acceleration of a particle traveling along a straight line is A= (0.02e^t) m/s^2, where t is in seconds. If v=0, s=0 when t = 0, determine the velocity and acceleration of the particle at S= 4m
a) What was the discharge capacity andvelocity at full flow at the time of installation b) If the pipe presently carries a flow of15 cfs when full, determine the present velocity and present value of
A car travels along a horizontal circular curved road that has aradius of 600 m. If the speed is uniformly increased at a rate of 2000 km/ h2 , determine the magnitude of the acceleration at the inst
For the beam shown be low, derive the equation of motion in the ∞- and y-directions. Recall that the deformation of a bar along its axis
The dimension h is to be determined so that a worker can comfortably slide boxes weighing up to 100lb up and downa frictionless incline. If the worker can apply a 50lb horizontal force to the box
Rain falls at an average intensity of 0.4 in/h over a 600-acre areafor 3 days. a) Determine the 3-days volume of rainfall in acre-ftand ft3,b) determine the average rate of rainfall incubic feet per s
A 1-mile-long racetrack is to be designed with a 1/4-mile turns at each end. Determine the superelevation rate for a design speed of 70 mph, assuming f=.20.
A survey distance of 369.98 ft was recorded when the field temperatures was 100 degreesF. What is the distance, corrected for temperatures
A 100 ft steel tape known to be only 99.97ft long (understandard conditions) was used to record a measurem,ent of 215.63ft. What is the distance corrected for the erroneous tapelength
A 100 ft cut steel tape was used to measure between two property markers. The rear surveyor held 93 ft, while the head surveyor cut .67ft. What was the distance between the markers
A beam of rectangular cross section 300mm by 100mm sitsupright and has a moment of inertia of 225 X 10-6m4 and a max bending moment of 67.5KNm. Determine themax value of bending stress in the beam.
Determine the young's modulus for a metal whose elasic limit isone half of its UTS. The material has a strain of 0.002 at theelastc limit and a gauge length of 50mm. The UTS of the metal is300 MPa.
An engineer in a developing country observes that his project bankaccount has grown from 1,600,000 to 1,769,279 (local currencyunits) in 20 days with no deposits or withdrawals being made.
What volume of CO would a 5-mile trip produce after the gas coolsto 25°C (at 1 atm) and per meter of distance traveled, what volume of air could be polluted to the air quality standard of 9ppm
A sled with two runners slides along a thin horizontal layer ofwater between the ice and the runners. The horizontal force thatthe water puts on the runners is equal to 1.2 lb when the sled'sspeed i
A steel cylinder tank is 10 ft in diameter, 15 ft high, and is filled with a brine solution. Brine weighs 10 lbf/gal. The thickness of the steel shell is 1/2 in. The cylinder sits on a concrete pad
The beam has a 6'-0" span and is constructed of sand-lightweight concrete with a unit weight of 120 pcf. The specified compressive strenght is 3000 psi. Use the ACI Code recommended value for the
Finally, the train decelerates uniformly for another kilometer before coming to rest at station B. If the time for the whole journey is six minutes, draw the v-t graph and determine the maximum spee