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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.
If you pass current through copper sulphate solution, copper gets deposited on the plate connected to the ______ terminal of the battery.
In an electrolyte the current is due to the flow of ______.
Which of the following metals is used in electroplating to make objects appear shining?
The object to be electroplated is taken as ______ electrode.
Observe the following circuits carefully. In which circuit will the bulb glow? Write Yes or No in the blank space provided along each of the circuit given in the figure.
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(a) |
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______ |
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(b) |
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______ |
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(c) |
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______ |
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(d) |
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______ |
In the circuit given as figure, Boojho observed that copper is deposited on the electrode connected to the negative terminal of the battery. Paheli tried to repeat the same experiment. But she could find only one copper plate. Therefore, she took a carbon rod as negative electrode. Will copper still be deposited on the carbon rod? Explain your answer.
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.
Name the process which shows the chemical effect of electric current?
State some advantages of electroplating.
