﻿ A wire of length I and resistance R is streched so that length is doubled and the areaof cross-section is halved How will its :(i) resistance
, 26.02.2020 16:10, piyush872850

# A wire of length I and resistance R is streched so that length is doubled and the areaof cross-section is halved How will its :(i) resistance change ?(ii) resistivity change ?answer fastly​

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