Who discovered that electrical currents travel along the exterior surface of a conductor rather than uniformly through its core? MCQ with Answer and Explanation

Question

Who discovered that electrical currents travel along the exterior surface of a conductor rather than uniformly through its core?

A. Heinrich Hertz

B. Michael Faraday

C. James Clerk Maxwell

D. Nikola Tesla

Answer: Option B

Solution (By JKSSB Mock Tests)

Michael Faraday discovered the skin effect and structural shielding principles, leading to the creation of the Faraday Cage.

This question belongs to: Static General Knowledge Inventions and Discoveries

Request complete Subject PDF

Discuss this Question (0)

No comments yet. Be the first to start the discussion!

Practice More Inventions and Discoveries Questions

Question #1

Share Report

Who is known for inventing the first commercially viable steam engine with a separate condenser?

A. Robert Fulton

B. Thomas Newcomen

C. James Watt

D. George Stephenson

View Answer & Solution Discuss

Get Complete Subject PDF for Static General Knowledge

Correct Answer: Option C

Explanation:
James Watt radically improved the Newcomen steam engine by introducing a separate condenser, driving the Industrial Revolution.

This question belongs to: Static General Knowledge Inventions and Discoveries

Question #2

Share Report

The invention of the mechanical calculating machine named 'Pascaline' in 1642 was completed by whom?

A. Charles Babbage

B. Gottfried Wilhelm Leibniz

C. René Descartes

D. Blaise Pascal

View Answer & Solution Discuss

Get Complete Subject PDF for Static General Knowledge

Correct Answer: Option D

Explanation:
Blaise Pascal invented the Pascaline to assist his father, a tax commissioner, in performing arithmetic addition and subtraction.

This question belongs to: Static General Knowledge Inventions and Discoveries

Question #3

Share Report

Who discovered artificial radioactivity and shared a Nobel Prize with her husband in 1935?

A. Maria Goeppert Mayer

B. Marie Curie

C. Irène Joliot-Curie

D. Lise Meitner

View Answer & Solution Discuss

Get Complete Subject PDF for Static General Knowledge

Correct Answer: Option C

Explanation:
Irène Joliot-Curie (daughter of Marie Curie) and her husband Frédéric Joliot-Curie discovered artificial radioactivity.

This question belongs to: Static General Knowledge Inventions and Discoveries

Explore All Inventions and Discoveries MCQs