loop resistance question help!!

Thread Starter

css

Joined Jun 26, 2011
1
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?
 

Kermit2

Joined Feb 5, 2010
4,162
Loop implies something going out, and coming back.

You have the resistance PER METER.

Do a simple multiplication and you will have the answer.
 
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