Math, asked by Mikyman2021, 10 months ago

A wire of given material of length l and area of cross section a has a resistance 4 ohms what will be its new resistance and resistivity if its length is made l/2 and area of cross section 2a

Answers

Answered by vinod6585

0

Step-by-step explanation:

by using the electric resistance formula

electric resistance =

specific resistance *length of the resistance /area of cross section -section of resistor

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