Question

Blue rays emitted from cathode are called

Answer 1

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Cathode rays (also called an electron beam or an e-beam) are streams of electrons observed in vacuum tubes. If an evacuated glass tube is equipped with two electrodes and a voltage is applied, the glass opposite the negative electrode is observed to glow from electrons emitted from the cathode.

Answer 2

Answer:

cathode rays

Explanation:

also called an electron beam or an e - beam