Current in Wire? Electronics?

EternalBliss

New member
A 5.0 V potential difference is applied between the ends of a 0.80 mm -diameter, 45 cm -long nichrome wire. What is the current in the wire?

I have tried everything i could possibly think of you get the answer, yet haven't gotten anywhere.. please Help if possible
what i have previously done to try and attempt this question was i found out the cross sectional area with that found the resistance though R=pL/A and from there used I=V/R.. and yet it still didnt produce the correct answer :/, i have tried a range of resistivities of nichrome yet nothing? any idea?
 
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