oliviagn1504 oliviagn1504
  • 12-08-2024
  • Physics
Answered

Two conductors are made of the same material and have the same length. Conductor A is solid wire of diameter 1mm. Conductor B is hollow tube of outer diameter 2mm and inner diameter 1mm. The ratio of resistance RA to RB.
A. 1:1
B. 2:1
C. 1:3
D. 3:1



Answer :

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