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

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 $\Omega$ ?

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

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