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A stream of water of cross-section area A and velocity v1 strikes a plate which moves to the right with a velocity V. Determine the magnitude of V, knowing that A 5 600 mm2, v1 5 30 m/s and P 5 400
In Singles badminton game, shuttle is smashed by Player A from close to base line, which is 6 m from the net. Height of the net to be cleared by a smash is 1.55 m. The shuttle is hit by player A at
Initially the air in this tank is at 20 psia and 70 degrees F. Presuming that the ank is well insulated determine the temperature and mass in the tank when it is filled to 120 psia.
Vehicles arrive at a toll bridge at a rate of 430 veh/hr (the time between arrivals is exponentially distributed) Two toll booths are open and each can process arrivals (collect tolls) at a mean rat
The potentiometric surface elevations at two observation wells 1000 m apart are 52.35 m and 56.90 m. If the horizontal hydraulic conductivity of the auquifer is 25 m/ day determine the flow rate per
Mike and Susan hope to retire a few years early, they decided to pay closer attention to the predicted amount of retirement benefits and do some analyses on the numbers.
The cylinder has a length of 120 cm and a diameter of 12 cm. The field sample with a porosity of 0.24 is tested under a constant head difference of 160 cm with water at 10 degree Celcius.
Calculate the temperature increase which would induce maximum compression in the wall of the vessel equal to the maximum tension. young's modulus for steel can be taken as 200Gpa and the coefficient
The rate of water level change was measured when the water in the auger hole was 5 meters below the water table, and was determined to be 5 cm/s. Determine the hydraulic conductivity of the aquifer
Determine the forces that occur on the L5/S1 joint if a person has a bent posture with hips flexed at 65 Degrees with no load. The distance from Upper Body Center of Gravity to L5/S1=30cm.
1. What is meant by the "base value" in an arithmetic gradient 2. Which two alternative comparison techniques requier equal service lives Why
A one-way solid concrete slab is to be used for a simple span of 16 ft. In addition to its own weight, the slab carries a superimposed dead load of 50 psf and a live load of 75 psf.
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).
Determine the thickness of the viscous sublayer in a smooth 20 cm diameter pipe, if the Reynolds number is 25000.
Develop algorithms for the explicit solution of the Kinematic Equations when applied to a problem of runoff from a plane surface subject to a steady rate of rainfall excess.
What would be the absolute pressure, P in kPa, of carbon dioxiode at 20 degrees celcious if the specific weight of carbon dioxide at 20 degrees celcious is 18 N/m^3 and the gas constant, R =1.889x10
The maximum specific growth rate of the organisms driving this reaction is 5.0 days -1 and the growth rate is 0.54 day-1. The activated sludge tank has a volume of 40 m3 and the flow rate into it is
The concentration of Chemical Oxygen Demand (COD) in the effluent from this system is 25 mg L-1. The growth rate of the organisms in this case is 0.9 days-1. The activated sludge tank has a volume o
The slope of the hill is such that for each 1.5 km of horizontal distance, the change in elevation is dz meter. Determine the maximum value of dz if the flow is to remain laminar, with a temperature
The specific storage of a 45-m thick confined aquifer is 3.0 X 10^-5 m^-1. How much water would the aquifer produce if the piezometric surface is lowered by 10 m over an area of 1 km^2
In its natural state, a moist soil has a volume of 0.33 ft3 and weighs 42.55 lb. The oven-dried weigth of the soil is 35.56 lb. If Gs = 2.63, what is the void ratio of the soil
a hydraulic jump is to be formed in a trapezoidal channel with a base width of 20ft and a side slope of 2:1. The upstream depth is 1.25ft and Q=1000 cfs. Find the downstream depth and the head loss
You measure an angle with a theodolite several times and record the following observations. What is your best estimate of the true value of the angle What is the standard error of the observations
If the nuclei from the liquid were cuboids, determine the critical radius and the activation energy of solidification for Spheroidal nuclei.
Describe the difference between an information management system of flowlchart management system.