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2.
A = area
-L = length -
Calculate the resisitance
per unit length of a Nichrome wire of
a.
|=-W Radius 0.321mm. (Resistivity
Nichrome= 150x10* Q.m)
p = resistivity
of
R
b. If a potential differnces of 10 V is maintained across a 1 m length of the Nichrome wire, what is the current in
the wire?
4.00 kO
Transcribed Image Text:2. A = area -L = length - Calculate the resisitance per unit length of a Nichrome wire of a. |=-W Radius 0.321mm. (Resistivity Nichrome= 150x10* Q.m) p = resistivity of R b. If a potential differnces of 10 V is maintained across a 1 m length of the Nichrome wire, what is the current in the wire? 4.00 kO
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