Question

What are cathode rays? How are these rays formed?

Answer 1

Answer:

 Cathode Rays are basically high-speed electrons emitted in a stream from the heated cathode of a vacuum tube.

Explanation:

Cathode Rays  are produced when a high voltage is applied between two terminals in a low-pressure environment.

Answer 2

Answer:

cathode rays contain negative charge and flow in the direction of anode

Explanation:

they are formed when high voltage current is passed from terminals