loop resistance question help!!

Discussion in 'Homework Help' started by css, Jun 26, 2011.

  1. css

    Thread Starter New Member

    Jun 26, 2011
    Q: What is the loop resistance of a cable 80m long with a resistance of 0.8 ohms per metre?

    The cable is 8-core alarm cable

    i have this question for part of an assignment but i have'nt got a scooby doo!

    Any help?
  2. Kermit2

    AAC Fanatic!

    Feb 5, 2010
    Loop implies something going out, and coming back.

    You have the resistance PER METER.

    Do a simple multiplication and you will have the answer.