Explain the fin with least weight for a given heat flow
Suppose you have a choice between a straight triangular or rectangular fin constructed of aluminum with a base thickness of 3.0 mm. The convection coefficient is 50 W/m2 · °C. Select the fin with the least weight for a given heat flow.
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Determine the reactions at pin locations A, B, and C (as scalar components with a unit of kN for a force and kN-m for a moment).
A four cylinder four stroke diesel engine has a bore of 212 mm and a stroke of 292 mm. At full load at 720 rev/min the bmep is 5.93 bar and the specific fuel consumption is 0.226 kg/kW h.
Calculate the rate of heat transfer per unit surface area by radiation between two brick walls a short distance a part when the temperature of the surface are 30 degree Celsius and 15 degree Celsius.
Find the standard normal curve area that lies: (a) between z = -0.77 and z = 0.77; (b) to the right of z = -1.39. Find the standard normal curve area that lies (a) to the left of z = 0.27
The pressure in a steam main is 12 bars. A sample of steam is drawn off and passed through a throttling calorimeter, the pressure and temperature at exit from the calometer being 1 bar and 140 degree C respectively.
A piston-cylinder assembly contains 2 lb of water, initially at 300°F. Determine the work and heat transfer for each of the two processes, all in Btu.
The probability that a randomly selected 2-year-old male feral cat will live to be 3 years old is 0.88493 (a) What is the probability that two randomly selected 2-year-pld male feral cats will live to be 3 years old? (B) What is the probability th
A pro golfer can hit a ball at V=240 ft/s and ? = 9000 RPM. To model these conditions in a wind tunnel which has a maximum speed of 80 ft/s, what diameter model must be used? How fast must the model rotate? A standard diameter for a golf ball is 1
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Two key finite resources that require conservation strategies are fossil fuels (like oil and gas) and rare earth minerals, and their depletion disproportionatel
A patient who takes oral contraceptives for pregnancy prevention has missed her last 2 pills. What should the NP advise the patient to do to minimize the risk
The prognosis for kidney stones will generally depend on the stone's size and location, the obstruction's presence, infection, and the patient's general health
Problem: The nurse is evaluating the progress of an adolescent client with bulimia who has been treated as an outpatient.
MH is a 46 year-old African-American male recently diagnosed with Stage 1 Hypertension during his last visit with his doctor.
Do you plan to manage the emotional intensity of crisis work, and are there any particular challenges you anticipate when connecting clients
Pria told her friends she really wanted to stop drinking sugary drinks. She had been thinking about it and she was going to start next week.