Science, asked by shivangiroy27, 4 months ago

what is vaccum tube ?

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Answered by Anonymous

13

Answer:

A vacuum tube, an electron tube, valve (British usage) or tube (North America), is a device that controls electric current flow in a high vacuum between electrodes to which an electric potential difference has been applied. ... Electrons can only flow in one direction through the device—from the cathode to the anode.

Answered by smhamza4321

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