Question Details

Detailed explanation and options for the selected question.

Who invented the telephone?

A. Alexander Graham Bell
B. Thomas Edison
C. Guglielmo Marconi
D. James Watt

Explanation:

Alexander Graham Bell is credited with inventing the first practical telephone. Edison invented the phonograph/lightbulb improvements, Marconi the radio, Watt improved the steam engine.

Related Topics

Gaining Financial Freedom with Freelancing in India

Revision Notes

Charles’s Law

Revision Notes

Newton’s Law of Universal Gravitation

Revision Notes

Gandhinagar

Revision Notes

When Is Sharad Navratri 2025?

Revision Notes

हल्का का विलोम शब्द

Revision Notes

Why Some Countries Switch Time Zones

Revision Notes

Prefixes and Suffixes (उपसर्ग और प्रत्यय)

Revision Notes

The Practicalities of Splitting One Country into Multiple Time Zones

Revision Notes