who invented vaccum tube?
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Answer:
John Ambrose Fleming
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Answer:
John Ambrose Fleming
In 1904, English physicist John Ambrose Fleming took advantage of this effect to create the first vacuum tube device, which he called an oscillation valve. Fleming's device consisted of two electrodes, a cathode and an anode, placed on either end of an encapsulated glass tube.
Hope it’s helpful
John Ambrose Fleming
In 1904, English physicist John Ambrose Fleming took advantage of this effect to create the first vacuum tube device, which he called an oscillation valve. Fleming's device consisted of two electrodes, a cathode and an anode, placed on either end of an encapsulated glass tube.
Hope it’s helpful
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