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A 1.4x10³ V/m electric field creates a 3.5x10¹7 elec/s current in a 1.2-mm-diameter aluminum wire. What is the drift speed? Express your answer with the appropriate units. "₁= 5.2.10-6 Submit HA Part B m S Previous Answers Request Answer * Incorrect; Try Again; 4 attempts remaining HA '? 2.1 10-14 S What is the mean time between collisions for electrons in this wire? Express your answer with the appropriate units. Submit Previoue Answers Request Answer Incorrect: Try Again: 5 attempts remaining

A 1.4x10³ V/m electric field creates a 3.5x10¹7 elec/s current in a 1.2-mm-diameter aluminum wire. What is the drift speed? Express your answer with the appropriate units. "₁= 5.2.10-6 Submit HA Part B m S Previous Answers Request Answer * Incorrect; Try Again; 4 attempts remaining HA '? 2.1 10-14 S What is the mean time between collisions for electrons in this wire? Express your answer with the appropriate units. Submit Previoue Answers Request Answer Incorrect: Try Again: 5 attempts remaining

College Physics
College Physics
11th Edition
ISBN:9781305952300
Author:Raymond A. Serway, Chris Vuille
Publisher:Raymond A. Serway, Chris Vuille
Chapter1: Units, Trigonometry. And Vectors
Section: Chapter Questions
Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...
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A 1.4×10−3 V/mV/m electric field creates a 3.5×1017 elec/selec/s current in a 1.2-mmmm-diameter aluminum wire.
 
 

Part A

What is the drift speed?
Express your answer with the appropriate units.
 
Activate to select the appropriates template from the following choices. Operate up and down arrow for selection and press enter to choose the input value typefor Part AActivate to select the appropriates symbol from the following choices. Operate up and down arrow for selection and press enter to choose the input value typefor Part A
undo for Part Aredo for Part Areset for Part Akeyboard shortcuts for Part Ahelp for Part A
vd�d =
5.16•10−6StartFraction SIMPLE m Over SIMPLE s EndFractionms
Incorrect
 
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Part B

What is the mean time between collisions for electrons in this wire?
Express your answer with the appropriate units.
 
Activate to select the appropriates template from the following choices. Operate up and down arrow for selection and press enter to choose the input value typefor Part BActivate to select the appropriates symbol from the following choices. Operate up and down arrow for selection and press enter to choose the input value typefor Part B
undo for Part Bredo for Part Breset for Part Bkeyboard shortcuts for Part Bhelp for Part B
τ� =
20.99•10−15s 
Incorrect
 
SubmitPrevious AnswersRequest Answer
 Incorrect; Try Again; 4 attempts remaining
A 1.4x10³ V/m electric field creates a 3.5x10¹7 elec/s current in a 1.2-mm-diameter aluminum wire. What is the drift speed? Express your answer with the appropriate units. "₁= 5.2.106 Submit Previous Answers Request Answer m S Part B * Incorrect: Try Again; 4 attempts remaining HA What is the mean time between collisions for electrons in this wire? Express your answer with the appropriate units. ? 2.1 10-¹4 S Submit Previous Answers Request Answer * Incorrect; Try Again; 5 attempts remaining
Transcribed Image Text:A 1.4x10³ V/m electric field creates a 3.5x10¹7 elec/s current in a 1.2-mm-diameter aluminum wire. What is the drift speed? Express your answer with the appropriate units. "₁= 5.2.106 Submit Previous Answers Request Answer m S Part B * Incorrect: Try Again; 4 attempts remaining HA What is the mean time between collisions for electrons in this wire? Express your answer with the appropriate units. ? 2.1 10-¹4 S Submit Previous Answers Request Answer * Incorrect; Try Again; 5 attempts remaining
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