Engineering, 20.08.2019 21:30 ValeryGi3721
Sae 30 oil at 20°c flows between two horizontal 0.50-m-wide parallel plates sepa- rated by 30 mm. the length of the top and bottom plates in the direction of flow is 2 m, the bottom plate is stationary, the top plate moves at 3 cm/s, an adverse pressure gradient of 700 pa/m is applied between the plates, and the flow is laminar between the plates. determine the flow rate between the plates and the force that must be applied to move the top plate.
Answers: 2
Engineering, 04.07.2019 16:10
An electrical motor raises a 50kg load at a construct velencity .calculate the power of the motor, if it takes 40sec to raise the load through a height of 24m(take g =9.8n/g)
Answers: 2
Engineering, 04.07.2019 18:10
If a particle moves along a path such that r : (3 sin t) m and ? : 2t rad, where t is in seconds. what is the particle's acceleration in m/s in 4 seconds? a)- 16.43 b)- 16.29 c)- 15.21 d)- 13.79
Answers: 1
Engineering, 04.07.2019 18:10
Carbon dioxide gas expands isotherm a turbine from 1 mpa, 500 k at 200 kpa. assuming the ideal gas model and neglecting the kinetic and potential energies, determine the change in entropy, heat transfer and work for each kilogram of co2.
Answers: 2
Engineering, 04.07.2019 18:10
Items are similar to the free issue items, but their access is limited. (clo5) a)-bin stock items free issue b)-bin stock controlled issue c)-critical or insurance spares d)-rebuildable spares e)-consumables
Answers: 1
Sae 30 oil at 20°c flows between two horizontal 0.50-m-wide parallel plates sepa- rated by 30 mm. th...
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