Question

Who discovered Diode Bulb ?

Henry BecquerelSir J.S. FlemingLee De ForestArchemedes​

Answer 1

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✔✔ Sir J.S Fleming.

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Answer 2

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Sir J.S Fleming .

DETAILS :

The diode bulb was discovered by Sir J.S Fleming.

It was discovered on the year 1904.

The diode bulb was an useful invention as it also led to scientific research .