Two wires of same length and thickness having specific resistances 6 Ω cm and 3 Ω cm respectively are connected in parallel. The effective resistivity is ρ Ω cm. The value of ρ, to the nearest integer, is _ _ _ _ _ _.

Current Electricity: JEE Main 2021 Physics question

JEE Main 2021 · 18 Mar, Evening shift · Q57

JEE Main 202118 Mar, Evening shiftPhysicsMediumCurrent Electricity150× since 2002

Two wires of same length and thickness having specific resistances 6

\Omega

cm and 3

\Omega

cm respectively are connected in parallel. The effective resistivity is

\rho

\Omega

cm. The value of

\rho

, to the nearest integer, is ____________.

Your answerType your answer. Integers and decimals are accepted.

JEE Main 2021 Current Electricity Question with Answer (18 Mar Evening shift, Q57) | JEE Arc