What are the factors affect resistance?
1. Material 2. Temperatue 3. Length 4. Cross sectional area / diameter
Doc at
https://www.slideshare.net/PlazPhysics/what-are-the-factors-affect-resistance
Let us see the relationship
Resistance is directly proportional to length
Resistance is inversely proportional to cross sectional area
Resistance is inversely proportional to diameter square.
Cambridge IGCSE Physics 0625
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