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1.The rate of flow through a trapezoidal open channel is 20 m^3/s and the mean velocity of flow is m/s . the side slope is 1:1 and the bed slope is 1 in 5000. Assume Chezy's constant C as 60, find the bottom width and the depth of water channel.
2.A simply supported beam carries with a span of 7.5 m carries a uniformly distributed load of 25 N/mm. if the maximum allowed deflection of the beam is 1/325 of its span, detemine the cross-sectional dimensions of the beam. assume the beam has a rectangular cross-section with an aspect ratio of 4. verfiy your design against defection?
A trailer weighing 2400 pounds is attached to a 2900 lb by a ball and socket truck hitch at d. (A) Determine the reaction of each of each of the six wheels when the truck and the trailer is at rest. (B) and the additional load on each of the truck wh..
The settlement analysis for a proposed structure indicates that 6cm of settlement will occur in 4 yr and that the ultimate total settlement will be about 25cm. estimate (a) the ultimate total settlement and ..
At compressor exit, the specific entropy is the same as that at the inlet, and the pressure is 60 psia. Determine the R-134a exit temperature and the change in the enthalpy of R134a.
If friction between the cars and the rails is neglected, what were the magnitude and the direction of the velecity of the cars after the collision?
What is the probability that a random sample of 20 time intervals between eruptions has a mean longer than 95 minutes?
A 10-year hurricane is subjected to occur at a given region. Determine the probability that: a) Only one such hurricane occurs within the next 10 years; b) no such hurricane occurs within the next 10 years
A 5m wide rectangular sluice gate is opened to a height of 1.5m. the upstream water level is 4m and the downstream level os 2m. What is the discharge under the gate.
A closed tank having a volume of 1.0 ft3 is filled with 0.15 lb of a gas. A pressure gage attached to the tank reads 12 psi when the gas temperature is 80 F. There is some question as to whether the gas in the tank is oxygen or helium.
Two parallel disks of diameter D are brought together, each with a normal speed of V. when their spacing is h, what is the radial component of convective acceleration at the section just inside the edge of the disk (section A) in terms of D, V, and h..
Assume you are an observer standing at a point along a three-lane roadway. All vehicles in lane 1 are travelling at 30 mi/h, all vehicles in lane 2 are travelling at 45 mi/h, and all vehicles in lane 3 are travelling at 60 mi/h
Determine the moment capacity, Mu, for a rectangular beam that has b=24in, h=14in, d=11.5in, d’=2.5in, f’c=4ksi, fy=60ksi, As’=2#10, As=3#10 and 2#11 if:
A reaction of great significant for undergraduate students is the fermentation of sugar with yeast. This is a zero order (in sugar) reaction, where the yeast is a catalyst (it does not enter into the reaction itself).
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