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For a given tank circuit resonance frequency, what is the parameter that determines the bandwidth
Box 1 weighs 284.49N Box 2 weighs 421.83N. The angle between box 2 and the ramp is 37deg. Find the minimum angle for alpha that allows the boxes to remain stationary.
The discussion must address phase angle relationships of current and voltage. The answer must include the effect of source frequency on the voltage drops across the resistor and the inductor at very
Because of the insulation between them, the sun heats up the wall panel 120 degrees F but the column to 80 degrees F. Determine the consequent compressive stress in the curtain wall.
A cyclone is designed with an inlet width (W) of 12.0 cm and has four effective turns. The inlet gas velocity is 15.0 m/s and the particle density is 1.70 g/cm3. (a) Estimate the particle size that
A 58.3 degree inclined plan has a spring with spring constant 23,400 N/m attached at the bottom.A 1.2 kg block is placed on the plane and compresses the spring a distance of 2.4 cm from equilibrium.
The potential energy function of the missile, once it enters the force field, is given by U(x)= 2640(x-76.3)^2 + 1350. what is the force of the force field at x= 40.2 m. How close will the missile g
A 2000 ft vertical curve connects to a +3% grade to a -5% grade. If the vertical tangents intersect at station 52+60.55 and elevation 877.62 ft, calculate the elavations at the VPC, VPT, high point
The initial waste concentration is 200 mg/l and the following constants have been determined: Ks=50 mg/l; k=5.0 days^-1; kd=0.06 days^-1; Y=0.60 Determine the minimum mean cell residence time, the m
The PVC pipe weighs 36.1 pounds per foot of length. Determine the minimum uniform thickness (in) of concrete (150 lbs/ft^3) required around the exterior of the PVC pipe to prevent the empty pipe fro
A water main springs a leak and the geyser is estimated to be 20 feet in height. It is also estimated that about 300 gallons per minute is leaking based on flow into gutter. About how big is the hol
A semicircular open channel to be made of concrete is to be designed to carry 1.5 m^3/s at a slope of 0.00085. Manning's roughness coefficient is 0.015. Determine the dimensions of the best hydrauli
A room has 10 cotton spinning looms. Once the looms are set up, they run automatically. The setup time is exponentially distributed, with mean 10 minutes. The machines run for an average of 40 minut
A flume discharges 42.0 cfs on a slope of 0.50 ft in 1000 ft. The section is rectangular, and Manning's roughness coefficient is 0.012. Determine the best hydraulic section, i.e., the dimension for
The river channel itself is 20m wide and flow depth is 5m and the sandy bottom has an n=0.02, the left bank is 40m wide and the flow depth is 0.5m, while the right bank is 100m wide with a flow dept
The exterior and interior walls are of concrete block. The roof is constructed of bar joists covered with a steel roof deck, rigid insulation, and built-up roofing.
A rectangular channel is to carry 200 cfs. The mean velocity must be greater than 2.5 fps. The channel bottom width should be about twice the channel depth. Find the channel cross section and the re
A rectangular channel carries a flow of 10 cfs/ft of width. Plot a curve of specific energy vs depth. Compute the minimum value of specific energy and the critical depth. What are the alternative de
The variation in the diffusion coefficient with temperature, over an appropriate range of temperature, can usually be approximated as follows: D= (D0)e^-(Q/(KT) where, Q = activation energy (eV/atom
If the load effect has a mean value of 88 kips and a standard deviation of 1.8 kips. If the nominal material strength is 160 kips Determine the followings 1- The probability of failure of the struct
determine the highest real root of f(x)= 0.95x^3 - 5.9x^2 +10.9x-6: (a)graphically. (b) using the newton raphson method(three iterations, xi= 3.5). (c) using the secant method(three iterations, xi-1
given f(x) = -2x^6 - 1.5x^4 + 10x +2. use a root location technique to determine the maximum of this function. perform iterations until the approximate relative error falls below 5%.
Determine the major and minor principal stresses at failure and the effective stress friction angle (assume c' = 0). Plot the Mohr diagram.
Find the dimensions of a rectangular concrete channel to carry a flow of 150 m3/s, with bottom slope 0.015, and mean velocity 10.2 m/s.
Determine the force in member AB Determine the force in member AE Determine the force in member BC Determine the force in member BE Determine the force in member CD