What was the solution to the current through wire problem?

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SUMMARY

The current through wire problem was resolved with confirmed calculations for resistance and resistivity. The resistance R was calculated as 19.74 ohms using a voltage of 15 V and a current of 0.76 A. The resistivity for copper was verified, and the formula R = ρ(L/A) was correctly applied. The diameter of the wire was confirmed to be 0.44 mm, leading to a radius of 0.22 mm, which is essential for accurate calculations.

PREREQUISITES
  • Understanding of electrical resistance and Ohm's Law
  • Familiarity with the formula R = ρ(L/A)
  • Knowledge of material properties, specifically copper resistivity
  • Basic geometry for calculating wire dimensions
NEXT STEPS
  • Review the properties of copper and its resistivity values
  • Study the application of the formula R = ρ(L/A) in different contexts
  • Learn about the impact of wire diameter on electrical resistance
  • Explore advanced topics in electrical engineering related to wire materials and design
USEFUL FOR

Electrical engineers, physics students, and anyone involved in circuit design or analysis will benefit from this discussion.

FlipStyle1308
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Problem solved, never mind! Thank you for your help though, Astronuc!
 
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Problem solved. The instructor had to edit something since it used another value for copper.
 
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