If the conductivity of mercury at 0 ° C is 1 . 07 × 10 6 S m - 1 and the resistance of a cell containing mercury is 0 . 243 Ω , then the cell constant of the cell is x × 10 4 m - 1 . The value of x is ______ . (Nearest integer)

Question

If the conductivity of mercury at 0 ° C is 1 . 07 × 10 6 S m - 1 and the resistance of a cell containing mercury is 0 . 243 Ω , then the cell constant of the cell is x × 10 4 m - 1 . The value of x is ______ . (Nearest integer),

MARKS App · Accepted Answer

k = 1 . 07 × 10 6 Sm - 1 , R = 0 . 243 Ω G = 1 R = 1 0 . 243 Ω - 1 k = G × G * G * = k G = 1 . 07 × 10 6 1 0 . 243 = 26 × 10 4 m - 1

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