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2.m. A platinum wire 8o em long is to have a resistance resistance of air. what should its diameter be? The resistance of pla
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0 R = f.L r-radigs - S.L А 2 Tiers 0./2= 1-1X10 2m x 0.80m 2m 2 π (r)? diameter 222 = 0.0ollm 0.11 X 10²m diameterPlease note that We, experts are strictly advised to solve only first question if question which has to be solved is not specified.
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