The cell constant of a conductivity cell is defined as (σ= cell constant, l = length between the electrode, A = area, R = resistance, G = conductance, K = conductivity
(1) σ = l/A
(2) σ = ρ/R
(3) σ = (G ρ)-1
(4) σ = G/K
Correct option (1, 3)
Explanation:
