We assume it is a one-dimensional device then how it has cross sectional area?
It is a one-dimensional device because it is completely uniform in the other two dimensions so that the analysis is one dimensional. Often it is viewed as an infinite sheet.
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We assume it is a one-dimensional device then how it has cross sectional area?
Re: ...
It is a one-dimensional device because it is completely uniform in the other two dimensions so that the analysis is one dimensional. Often it is viewed as an infinite sheet.