Who invented the compass? MCQ with Answer and Explanation

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Who invented the compass?

A. Portuguese sailors

B. Vikings

C. Greeks

D. Chinese inventors

Answer: Option D

Solution (By JKSSB Mock Tests)

The magnetic compass was invented in China.

This question belongs to: Static General Knowledge First in the World

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Question #1

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Who discovered the first interstellar visitor?

A. Robert Weryk

B. 'Oumuamua

C. ESA

D. Both

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Correct Answer: Option D

Explanation:
Discovered by Pan-STARRS.

This question belongs to: Static General Knowledge First in the World

Question #2

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Which country had the first national postal system for the public?

A. France

B. United States

C. Germany

D. United Kingdom

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Correct Answer: Option D

Explanation:
The United Kingdom, with the 1840 reform of the Post Office, established the first reliable public postal system.

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Question #3

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Who was the first to reach the deepest point in the ocean?

A. James Cameron

B. Victor Vescovo

C. Robert Ballard

D. Jacques Piccard and Don Walsh

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Correct Answer: Option D

Explanation:
They reached the Mariana Trench in the Trieste.

This question belongs to: Static General Knowledge First in the World

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