question_answer 47)

  The cell constant of a conductivity cell.......... (a) changes with change of electrolyte (b) changes with change of concentration of electrolyte (c) changes with temperature of electrolyte (d) remains constant for a cell

Answer:

                  (d) Cell constant is defined as the ratio of length of object and area of cross section.                               Since, I and A remain constant for any particular object hence value of cell constant always remains constant.