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1. Why is system integration a particularly critical part of the systems development process? Suggest three sociotechnical issues that may cause difficulties in the system integration process.
2. Explain why legacy systems may be critical to the operation of a business.
235u is bombarded with 0.025 ev neutrons. the result of the fissioning of the 235u are 4 neutrons ke 1 mev per neutron
A rigid container with volume V is originally filled with water of Temperature T1. A hose is then connected to an inlet port and hotter water of temperature T2 is pumped into the container at mass flow rate m in., while another venting port allows th..
oil enters a counterflow heat exchanger at 450k with a mass flow rate of 10 kgs and exits at 350k. a seperate stream of
A 90 percent-efficient turbine accepts water at 400 kPa in a 16-cm-diameter pipe. What is the maximum power output if the flow rate is (a) 0.08 m3=s, (b) 0.06 m3=s, and (c) 0.04 m3=s? The water is emitted to the atmosphere.
a racing boat planes over the water at 80 mph. the water temperature is 75f. the wetted surface of the boat i.e. the
a heat exchanger is a device in which heat flows between two fluid streams brought into thermal contact through a
Grains, such as com and sorghum are used to produce ethanol for use in motor oil. A process for producing ethanol from grains is shown in the following figure. What is the control objective of this process
a 40 cm diameter pipe at 75 degree c is buried in a large block of portland cement. it runs parallel with a 15 degree c
water is pumped from a tank point 1 to the top of a water plant aerator point 2 at a rate of 3.0 ft3s. adetermine the
For plain carbon steel and convection (h=50 W/m^2 K) to air at 500K, Ti=300k, with a slab geometry 0.2 m thick (2L), find Boat Number. For a Fourier number (based on l=0.1m) of 0.1, is the tearm series valid? Find the time
argon gas flows steadily through a well-insulated turbine at the conditions shown below. some of the flow exits at an
the heat flux through a 1-mm thick layer of skin is 1.05 x 104 wm2. the temperature at the inside surface is 37degc and
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