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Resistance: Resistance & Resisitivity 2

Description

This flash card deck revises topics covered in the resistance and resistivity note, and the resistance mind map. Topics include Ohm's law, the formula for resistance, and resistivity. It is aimed at a leaving certificate student, or someone who has an interest in resistance.
tatemae.honne
Flashcards by tatemae.honne, updated more than 1 year ago More Less
alex.examtime9373
Created by alex.examtime9373 over 10 years ago
tatemae.honne
Copied by tatemae.honne over 10 years ago
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Resource summary

Question Answer
Resistance Voltage/ Current
Unit of resistance Ohm
Measurement of resistance Ohmeter
Resistance & energy loss High resistance - large percentage of the electrical energy is lost as heat
Ohm's Law V = IR
Resistivity ρ = RA/l
Unit of resistivity Ohm metre
Resistivity A constant associated with the resistance of a body
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