Kelvi

Column - I gives certain physical terms associated with flow of current through a metallic conductor. Column - II gives some mathematical relations involving electrical quantities. Match Column - I and Column - II with appropriate relations.

Column I	Column II
(A) Drift Velocity	$(P) \frac{m}{ne^2 \rho}$
(B) Electrical Resistivity	$(Q) nev_d$
(C) Relaxation Period	$(R) \frac{eE \tau}{m}$
(D) Current Density	$(S) \frac{E}{J}$

medium

Current Electricity

2021

physics

-(A)-(R)-(B)-(S)-(C)-(P)-(D)-(Q)

-(A)-(R)-(B)-(S)-(C)-(Q)-(D)-(P)

-(A)-(R)-(B)-(P)-(C)-(S)-(D)-(Q)

-(A)-(R)-(B)-(Q)-(C)-(S)-(D)-(P)

Explanation

To solve this problem, we need to match the physical terms in Column - I with the mathematical expressions in Column - II. $\\$ Let's analyze each term: $\\$ (A) Drift Velocity: $\\$ The drift velocity $v_d$ is given by the expression $v_d = \frac{eE \tau}{m}. \\$

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