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प्रश्न
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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उत्तर
Whenever current flows through the circuit the magnetic compass needle shows deflection due to magnetic effect of current.
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संबंधित प्रश्न
The passage of an electric current through a solution causes ______ effects.
Prepare a list of objects around you that are electroplated.
In an electrolyte the current is due to the flow of ______.
Electroplating is an example for ______.
One of the most common applications of chemical effect of electric current is ______.
Electroplating of ______ is done on objects like water taps and cycle bell to give them a shiny appearance.
Why is tin electroplated on iron to make cans used for storing food?
The most common industrial application of chemical effects of electric current is ______.
Liquids that conduct electricity are the solutions of ______.
______ is used in the extraction and purification of metals.
