Column-I gives drift velocity, electrical resistivity, relaxation period and current density. Match their expressions with Column-II. [Diagram: Image]
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Column-I gives drift velocity, electrical resistivity, relaxation period and current density. Match their expressions with Column-II. [Diagram: Image]

G1 Physics · Accepted Answer

Step 1: Drift speed v(drift) = eEτ/m. Step 2: Resistivity ρ = m/(ne²τ). Step 3: Relaxation time τ = m/(ne²ρ). Step 4: Current density J = ne v(drift) = E/ρ. Match each expression with its original Column-II.