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Review The mean time between collisions in iron is 4.2x10-15 Part A What electron current is...
The mean time between collisions in iron is 4.6x10-15 s. Part A What electron current is driven through a 1.4-mm-diameter iron wire by a 0.065 V/m electric field? Express your answer as a number of electrons per second. ► View Available Hint(s) ΑΣΦ ? electron/s Submit
The mean time between collisions in iron is 4.8x10-15 s. Part A What electron current is driven through a 1.5-mm-diameter iron wire by a 0.070 V/m electric field? Express your answer as a number of electrons per second. View Available Hint(s) ΤΠΙ ΑΣΦ 2 electron/s Submit
A 1.4 Times 10^-3 V/m electric field creates a 5.5 Times 10^17 electrons/s current in a 1.5-mm-diameter aluminum wire. What is the drift speed? Express your answer using two significant figures. What is the mean time between collisions for electrons in this wire? Express your answer using two significant figures.
Part A What electric field strength is needed to create a 4.8 A current in a 2.4-mm-diameter iron wire? Express your answer to two significant figures and include the appropriate units. HA E = Value Units Submit Request Answer
A 1.9×10−3 V/m electric field creates a 3.2×1017 electrons/s current in a 1.0-mm-diameter aluminum wire. What is the drift speed? What is the mean time between collisions for electrons in this wire?
Estimate the electron drift velocity Express your answer using two significant figures. A 0.62-mm -diameter copper wire carries a tiny current of 2.5 勺 @a ? m/s Submit Request Answer Part B Estimate the ourrent density Express your answer using two significant figures A/㎡ Submit Request Answer PartC Estimate the electric field in the wire. Express your answer using two significant figures V/m
A 3.0×10−4 V/m electric field creates a 2.1×1017 electrons/s current in a 2.0-mm-diameter aluminum wire. Part A What is the drift speed? Part B What is the mean time between collisions for electrons in this wire?
Part A Review Which point, A or B, has a larger electric potential? (Figure 1) Previous Answers Correct Part B What is the potential difterence between A and B? Assume that E- 1200V/m. Express your answer with the appropriate units. Figure 1 of 1 ar- 70 V B. 7 cm Previous Angwers Request Answer Submit Part A Review The metal spheres n (Figure 1) aro charged to ± 300 V Selact a plausible contour map of the potential, showing and...
A current-carrying gold wire has a diameter of 0.90 mm. The electric field in the wire is 0.51 V/m. Submit Request Answer Part C What is the resistance of a 6.7-m length of this wire? Express your answer using two significant figures. o ACP O O ? R= Submit Request Answer
A 9.8×10−4 V/m electric field creates a 4.9×1017 electrons/s current in a 1.7-mm-diameter aluminum wire. What is the drift speed and what is the mean time between collisions for electrons in this wire?