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Question
When electric current is passed through a conducting solution, there is a change of colour of the solution. This indicates
Options
the chemical effect of current
the heating effect of current
the magnetic effect of current
the lightning effect of current
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Solution
the chemical effect of current
Explanation:
The passage of an electric current through a conducting solution causes chemical reactions. As a result, change of colour of solution occurs. This indicates the chemical effect of current.
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