Engineering, 20.12.2019 00:31 boo6931
Consider first water and then sae 10w lubricating oil flowing at 40 degree c in a 6 mm diameter tube. if the maximum reynolds number for laminar flow is 2300, determine the maximum flow rate possible and the corresponding pressure gradient, dp/dx, for each fluid while maintaining laminar flow (h_2o: 7.10 times 10^-6 m%3/s, -145 n/m^3)
Answers: 2
Engineering, 04.07.2019 18:10
Which of the following components of a pid controlled accumulates the error over time and responds to system error after the error has been accumulated? a)- proportional b)- derivative c)- integral d)- on/off.
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Engineering, 04.07.2019 18:10
Compute the pressure drop of 30°c air flowing with a mean velocity of 8 m/s in a circular sheet-metal duct 300 mm in diameter and 15 m long. use a friction factor, f 0.02, and pair = 1.1644 kg/m a. 37.26 pa b. 25.27 pa n c. 29.34 pa d. 30.52 pa
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Engineering, 04.07.2019 18:20
Atank with constant volume contains 2.27 kg of a mixture of water phases (liquid-vapor). in the initial state the temperature and the quality are 127 °c and 0.6, respectively. the mixture is heated until the temperature of 160 oc is reached. illustrate the process in a t-v diagram. then, determine (1) the mass of the vapor in kg at the initial state, (2) the final pressure in kpa.
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Engineering, 04.07.2019 19:10
What is the main objective of using reheat rankine cycle?
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Consider first water and then sae 10w lubricating oil flowing at 40 degree c in a 6 mm diameter tube...
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