Zarah

This page lists questions and answers that were posted by visitors named Zarah.

Questions

The following questions were asked by visitors named Zarah.

a wire of lengh 2meter has a resistance of 4 ohms,obrain the resistance if specific resistance is doubled,diameter is doubled and the length is made three times of the first.

Answers

The following answers were posted by visitors named Zarah.

L1=2m R1=4ohms D=2d L2=3×2=6m A1=πd2\4=(πr2) A2=π(2d)2/4=π4d2/4

It is helpful because when you are estimating you don't have the exact amout so it is easier and faster Hope this helps! :)

Thank you lilly

Thank you nobody