. A wire of resistance 5 is drawn out so, that its new length is 3 times its original length. What is the resistance of the new wire? (a) 45 Ω (b) 15Ω (c) 5/3 Ω (d) 5.2
. A wire of resistance 5 is drawn out so, that its new length is 3 times its original length. What is the resistance of the new wire? (a) 45 Ω (b) 15Ω (c) 5/3 Ω (d) 5.2
Chapter9: Current And Resistance
Section: Chapter Questions
Problem 64P: A wire is drawn through a die, stretching it to four times its original length. By what factor does...
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