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Consider a concentric tube heat exchanger with an area of 50 m2 operating under the following conditions:
Hot fluid Cold fluidHeat capacity rate, kW/K 6 3Inlet temperature, oC 60 30Outlet temperature, oC - 54
a. Determine the outlet temperature of the hot fluid.b. Is the heat exchanger operating in counterflow or parallel flow, or can't you tell from the available information?c. Calculate the overall heat transfer coefficient.d. Calculate the effectiveness of this exchanger.
the refrigerant is now heated at constant pressure until its temperature rises to 333k. calculate the work done during this process.
A 60 ohm, 40 ohm, and 20 ohm resistor are each connected in parallel across a 120VAC source. What is the total current.
Direct Stress and Strain, A steel rod having a cross-sectional area of 0.005m2 and length 3m is attached to supports.
Effect of pressure on temperature and density of air for an adiabatic process, The pressure is to be raised from atmospheric to 7 psi (4.83 bar). The process is adiabatic, and the volume is constant and unknown.
Solve the problem in the image. Do it step wise in detail. This question is from book "Fracture Mechanics - An Introduction - E. Gdoutos Springer (Page 74)"
If the filling is done rapidly, calculate the final temperature in the small cylinder, (a) assume that oxygen is an ideal gas with Cv= 5R/2 and (b) using accurate thermodynamic data for oxygen.
Temperature Effect on Materials (i) A hollow cylinder of aluminium 1 m long with a 40 mm outside diameter is at a temperature of 20 °C. What is the change in length and circumference of the cylinder when it is cooled to â?'25 °C
a hunter aims directly at a target 140 meter away. if the bullet leaves the gun ay a speed of 280 m/s, by how much will the bullets miss the target?
what would be the effect on the calculated value of the vane efficiency for mass of jockey in error by 0.001 measurements.
Derive eulers equation 1- Derive. From first principles eulers equation from the rate of change of momentum 2- Show by integration how Eulers equation derives Bernoullis equation
25 washers have a combined mass of 1 lb. how much money is recovered per day from the sale of scrap washers?
A) Calculate the velocity in the tunnel test section. B) Compute the total pressure at the test section.
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