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Physics, 22.06.2019 12:00, stephanieboyd
Explain why electric current cannot exist if a current doesn't have a voltage source.
Answers: 2
Physics, 22.06.2019 14:00, 6224968918
Select for each of the following statements whether it is correct or incorrect. (a) in an isothermal expansion of an ideal gas. (b) the temperature remains constant. (b) the pressure remains constant. (c) there is work done by the gas. (d) there is heat added to the gas. (e) the change in internal energy equals zero.
Answers: 1
Physics, 22.06.2019 16:50, Jstylez1789
Consider the growth of a 20-nm-diameter silicon nanowire onto a silicon wafer. the temperature of the wafer surface is maintained at 2400 k. assume the thermal conductivity of the silicon nanowire is 20 wm-1k-1 and all its surfaces including the tip are subjected to convection heat transfer with the coefficient h = 1Γ105 wm-2k-1 and tβ = 8000 k. when the nanowire grows to l = 300 nm, what is the temperature of the nanowire tip (t (x =
Answers: 1
A baseball is hit straight up in the air with an initial velocity of 38 m/s
How long does it stay...
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