Plzz answer que no. 5

Dear Student,



Hence the correct answer is C.
 

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R = ρL/A

R₁/R₂ = (L₁/L₂) × (A₂/A₁)

A₂ = (R₁/R₂) × (L₂/L₁) × A₁

A₂ = (R/R) × (2L/L) × A

A₂ = 2A

Cross section area of another conductor is 2A
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