Engineering, 14.09.2019 03:20 kendall984
An insulated piston-cylinder device initially contains 0.3 m^3 of carbon dioxide at 200 kpa and 27 ∘ c. an electric switch is turned on, and a 110-v source supplies current to a resistance heater inside the cylinder for a period of 10 min. the pressure is held constant during the process, while the volume is doubled. determine the current that passes through the resistance heater.
Answers: 3
Engineering, 03.07.2019 14:10
Line joining liquid phase with liquid and solid phase mixture is known as: a) liquidus b) solidus c) tie line d) none of the mentioned
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Engineering, 04.07.2019 18:10
The mass flow rate of the fluid remains constant in all steady flow process. a)- true b)- false
Answers: 1
Engineering, 04.07.2019 18:10
During a steady flow process, the change of energy with respect to time is zero. a)- true b)- false
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Engineering, 04.07.2019 18:10
Hydraulic fluid with a sg. of 0.78 is flowing through a 1.5 in. i.d. pipe at 58 gal/min. the fluid has an absolute viscosity of 11.8 x 105 lbf-sec/ft2. is the flow laminar, turbulent or within the critical range? give both a numerical reynolds number and a term answer.
Answers: 3
An insulated piston-cylinder device initially contains 0.3 m^3 of carbon dioxide at 200 kpa and 27 ∘...
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