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प्रश्न
When electric current is passed through a conducting solution, there is a change of colour of the solution. This indicates
पर्याय
the chemical effect of current
the heating effect of current
the magnetic effect of current
the lightning effect of current
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उत्तर
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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संबंधित प्रश्न
The passage of an electric current through a solution causes ______ effects.
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Name three liquids, which when tested in the manner shown in Figure, may cause the magnetic needle to deflect.

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Boojho and Paheli performed experiments taking similar bulbs and cells but two different solutions A and B as shown in the following figure.
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| Boojho's Experiment | Paheli's Experiment |
| (A) | (B) |
They found that the bulb in the setup A glows more brightly as compared to that of the setup B. You would conclude that
One of the most common applications of chemical effect of electric current is ______.
You are provided with a magnetic compass, an empty matchbox, a battery of two cells and connecting wires. Using these objects, how will you make a tester for testing an electric circuit? Draw the necessary circuit diagram and explain.
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| 1. | Anode | a. | Conducting solution |
| 2. | Cathode | b. | Positive terminal |
| 3. | Ions | c. | Negative terminal |
| 4. | Electrolyte | d. | Positively or negatively charged |
Assertion: Parts of cars and bicycles are made iron with chromium coating.
Reason: Chromium does not corrode and resist scratches.


