Chemistry, asked by AKpro172, 3 months ago

Why is LED used in place of a bulb in a tester??​

Answers

Answered by Anonymous
4

Explanation:

LED (Light Emitting Diodes) can be used in place of the electric bulb in the tester, LED glows even when a weak electric current flows through it. s electric current produces magnetic current, a tester can be prepared by using a compass needle.

Answered by faryalshaikh
2

Answer:

May it helps you. Friend

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