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the density of free electron in a copper conductor is 8.5×10^28m-3. how long does an electron take to dift from one end of a wire 3.0m long to it's other end?​
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the density of free electron in a copper conductor is 8.5×10^28m-3. how long does an electron take to dift from one end of a wire 3.0m long to it's other end?​

User Colin Wheeler
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missing information what is your cross-section and current in Amperes

User Tharaka Dilshan
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