Question

define cathode rays.

Answer 1

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Here is ua answer... ⏬⏬

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Cathode Rays:
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1️⃣Cathode rays consist of negatively charged material particles called electrons.

2️⃣These rays deflect towards the positive plate of an electric field.

3️⃣The charge to mass ratio (e / m) for the particles in the nature of the gas taken in the discharge tube.



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Answer 2

$\textbf{Answer is in Attachment !}$

All about cathode rays is given in attachment!