HuseynAsadov
HuseynAsadov HuseynAsadov
  • 21-10-2020
  • Physics
contestada

the current through a wire is 0.5 a when the potential difference across is 4.0.v. calculate the resistance of the wire​

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Upendo
Upendo Upendo
  • 21-10-2020

v = ir

where v is voltage and i is current

r = v/i

r = 4/0.5

r = 8 ohms

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