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Two Carbon Cylinders Have Radii 2r and R and the First

Question 15

Multiple Choice

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


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

Correct Answer:

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