The Operating Principles of the Cathode-Ray Tube Were Discovered by _____

question 6

Multiple Choice

The operating principles of the cathode-ray tube were discovered by _____.

• A) George Ohm
• B) Wilhelm Roentgen
• C) Gustav Kirchhoff
• D) J.J. Thomson

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Definitions:

Universal Categories

Concepts or classifications that are believed to apply universally across cultures and societies, such as emotions or moral values.

Extracurricular Activities

Activities pursued by students outside of the standard academic curriculum that may include sports, clubs, music, and arts.

Adult Supervision

The oversight provided by an adult to monitor, guide, and ensure the safety and well-being of children or teenagers during certain activities or environments.

Peer Group

A group of individuals, usually of a similar age, background, or social status, with whom a person associates and identifies.