In a hydrogen tube it is observed that through a given cross section 3 13 x 10 5 electrons per sec moving from right to left and

Question

In a hydrogen tube it is observed that through a given cross section 3 13 x 10 5 electrons per sec moving from right to left and 3 12 x 10 5 protons per sec are moving from left to right The electric current in the discharge tube and its direction is

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