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1.A uniform flow of normal depth 6 ft is developed upstream in a rectangular channel 10 ft wideand laid on a slope of 0.004. The Manning’s coefficient n is given as 0.0149. There is a smooth step on the floor. If the water depth immediately upstream of the step is 8 ft, determine the height of the step.
2.The true azimuth of line AB is 193 degrees 20'. The angle measured counterclockwise between line AB and another line AC is 205 degrees 10'. The true azimuth of line AC is:
a) 11 degrees 50'
b) 398 degrees 30'
c) 348 degrees 10'
d) 38 degrees 30'
3.The true bearing of OP is S 63 degrees 25' W. The true bearing of line OQ is S 10 degrees 10' W. The acute angle between the lines is:
a) 243 degrees 25'
b) 73 degrees 35'
c) 53 degrees 15'
d) 126 degrees 45'
4.The azimuth of line PQ is 293 degrees 30'. The smaller angle between lines PQ and PR measured clockwise is 75 degrees 45'. The azimuth of line PR is :
a) 369 degrees 15'
b) 217 degrees 45'
c) 9 degrees 15'
d) 142 degrees 15'
a student bought a $75 used guitar and agreed to pay for with a single $85 payment at the end of the 6 months. assuming semiannual (every 6 months) compounding, what is the normal annual interest rate
How many floors can be added to the building while maintaining the code required overturning factor of safety of 2.0 Assume the roof supports a wind load of 4 kips and all floors below support a wind load of 8 kips.
Given the total dissolved solids in a brine is 20,500 ppm, compute the resisitivity at a reservoir depth of 8,000 feet.
a temperature probe moves with the velocity 2i+2j-3k through air. the temperature of air changes as T(x,y,z,t)=(2x^2-3y+z^3)cos(at). Find the rate of change of temperature measured by the probe.
Ammonia vapor flows through a valve. It enters the valve at a pressure of 8 bar and a temperature of 120C and after going through a throttling process it exits at a pressure of 3.5 bar.
A reinforced concrete beam d = 18 in , and n = 10. find the diamensions b and a , that will resist a bending movement of 60 kip,ft with balanced stress reinforcement if fc =1600 psi and fs = 20 ksi
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.
Two men A and B, each having a weight of 160lb stand on a200lb cart. Each runs with a speed of 3ft/s measured relativeto the cart. Determine the final speed of the cart if:
The first stratum is confined, and the second one is unconfined, and the water surface elevations in the channels are 24 m and 16 m above the bottom of the unconfined aquifer.
the structure has a curved face being part of a circle with radius R = 32M. The dam holds water to a height = 28 m. Claculate the magnitude and direction of the resultant force per metre length of the dam wall
Determine the diameter of commercial steel pipe required to convey a minimum of 300 cfs of water at 60 deg F with a head loss of 1.2 ft per 1000 ft of pipe. Assume pipes are available in the following nominal diameters (inches)
1. the discharge over a triangular notch can be written asnbspq 815 cd 2g0.5 tantheta2 h52 if an error of 1 in
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