Chemical Effects of Electric Current
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We will need copper sulphate and two copper plates of size around 10 cm x 4 cm. Take 250 m...
By Priya123, 4 years ago
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Take out carbon rods carefully from two discarded cells. Clean their metal caps with sand ...
By Priya123, 4 years ago
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Take three clean plastic or rubber caps of bottles. Pour about two teaspoonfuls of distill...
By Priya123, 4 years ago
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Take about two teaspoonfuls of distilled water in a clean and dry plastic or rubber cap of...
By Priya123, 4 years ago
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Collect a few small plastics or rubber caps of discarded bottles and clean them. Pour one ...
By Priya123, 4 years ago
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Join the free ends of the tester together for a moment. This completes the circuit of the ...
By Priya123, 4 years ago
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The process that you saw in Activity is used for purification of copper. A thin plate of p...
By Priya123, 4 years ago
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Paheli had heard that rainwater is as good as distilled water. So she collected some rainw...
By Priya123, 4 years ago
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Is it safe for the electrician to carry out electrical repairs outdoors during heavy downp...
By Priya123, 4 years ago
replies 1
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