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 $\Omega$?
A) 48 $\Omega$
B) 6 $\Omega$
C) 12 $\Omega$
D) 24 $\Omega$

Question

Quizplus · Accepted Answer

The Answer of 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 $\Omega$?
A) 48 $\Omega$
B) 6 $\Omega$
C) 12 $\Omega$
D) 24 $\Omega$

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