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Two Carbon Cylinders Have Radii R and 2r and They Ω\Omega

Question 13

Multiple Choice

Two carbon cylinders have radii r and 2r and they both have length L.What is the resistance of the first if the resistance of the second is 12 Ω\Omega ?


A) 48 Ω\Omega
B) 12 Ω\Omega
C) 24 Ω\Omega
D) 3 Ω\Omega
E) 6 Ω\Omega

Correct Answer:

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