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- https://phys.libretexts.org/Courses/Joliet_Junior_College/PHYS202_-_JJC_-_Testing/13%3A_Chapter_13/13.A%3A_Current_and_Resistance_(Answers)Since the drift velocity is inversely proportional to the cross-sectional area, the drift velocity in the 14-gauge wire is larger than the drift velocity in the 12-gauge wire carrying the same current...Since the drift velocity is inversely proportional to the cross-sectional area, the drift velocity in the 14-gauge wire is larger than the drift velocity in the 12-gauge wire carrying the same current. The larger the difference between the outer radius and the inner radius, that is, the greater the ratio between the two, the greater the resistance.
- https://phys.libretexts.org/Courses/Muhlenberg_College/Physics_122%3A_General_Physics_II_(Collett)/05%3A_Current_and_Resistance/5.A%3A_Current_and_Resistance_(Answers)Since the drift velocity is inversely proportional to the cross-sectional area, the drift velocity in the 14-gauge wire is larger than the drift velocity in the 12-gauge wire carrying the same current...Since the drift velocity is inversely proportional to the cross-sectional area, the drift velocity in the 14-gauge wire is larger than the drift velocity in the 12-gauge wire carrying the same current. The larger the difference between the outer radius and the inner radius, that is, the greater the ratio between the two, the greater the resistance.
- https://phys.libretexts.org/Courses/Georgia_State_University/GSU-TM-Introductory_Physics_II_(1112)/05%3A_Electric_Current_Resistance_and_Ohm's_Law/5.A%3A_Current_and_Resistance_(Answers)Since the drift velocity is inversely proportional to the cross-sectional area, the drift velocity in the 14-gauge wire is larger than the drift velocity in the 12-gauge wire carrying the same current...Since the drift velocity is inversely proportional to the cross-sectional area, the drift velocity in the 14-gauge wire is larger than the drift velocity in the 12-gauge wire carrying the same current. The larger the difference between the outer radius and the inner radius, that is, the greater the ratio between the two, the greater the resistance.
- https://phys.libretexts.org/Courses/Kettering_University/Electricity_and_Magnetism_with_Applications_to_Amateur_Radio_and_Wireless_Technology/05%3A_Electric_Current_and_Resistance/5.10%3A_Current_and_Resistance_(Answers)41. RAl/LAlRCu/LCu=ρAl1π(DAl2)2ρCu1π(DCu2)2\(\displaystyle =\frac{ρ_{Al}}{ρ_{Cu}}(\f...41. RAl/LAlRCu/LCu=ρAl1π(DAl2)2ρCu1π(DCu2)2=ρAlρCu(DCuDAl)2=1,DAlDCu=√ρAIρCu
- https://phys.libretexts.org/Courses/Georgia_State_University/GSU-TM-Physics_II_(2212)/04%3A_Current_and_Resistance/4.A%3A_Current_and_Resistance_(Answers)Since the drift velocity is inversely proportional to the cross-sectional area, the drift velocity in the 14-gauge wire is larger than the drift velocity in the 12-gauge wire carrying the same current...Since the drift velocity is inversely proportional to the cross-sectional area, the drift velocity in the 14-gauge wire is larger than the drift velocity in the 12-gauge wire carrying the same current. The larger the difference between the outer radius and the inner radius, that is, the greater the ratio between the two, the greater the resistance.