Science, asked by VikasKumarbairwa, 3 months ago

व्हाई इज एलइडी और कंपास नीडल यूज्ड इन टेस्ट समटाइम diagram​

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Answered by Anonymous
16

Answer:

led or compass needle is used in tester sometime because even if there is very low conductivity of current, the light glows and so we can find out if something conducts electricity or not.

Explanation:

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