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प्रश्न
One of the most common applications of chemical effect of electric current is ______.
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उत्तर
One of the most common applications of chemical effect of electric current is electroplating.
Explanation:
It is the process of depositing a layer of any desired metal on another material by means of electricity.
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संबंधित प्रश्न
Prepare a list of objects around you that are electroplated.
Which of the following metals is used in electroplating to make objects appear shining?
Electroplating of ______ is done on objects like water taps and cycle bell to give them a shiny appearance.
Paheli set up an experiment using liquid A in the beaker as shown in the following figure. She observed that the bulb glows. Then she replaced the liquid A by another liquid B. This time the bulb did not glow. Boojho suggested replacing the bulb by an LED. They observed that the LED glows. Explain.
Paheli wants to deposit silver on an iron spoon. She took silver nitrate (AgNO3) solution in a beaker and set up a simple circuit for electroplating. Which terminal of the battery should the spoon be connected to? What material should the other electrode be made of?
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.
A chemical reaction happens when electricity passes through various conducting liquids.
Explain the following:
Short circuit.
The terminal which is connected to a positive terminal of a battery is called ______.
Liquids that conduct electricity are the solutions of ______.
