Who was the first person to discover the law of gravity? MCQ with Answer and Explanation

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Who was the first person to discover the law of gravity?

A. Galileo Galilei

B. Isaac Newton

C. Johannes Kepler

D. Albert Einstein

Answer: Option B

Solution (By JKSSB Mock Tests)

Isaac Newton is famously credited with formulating the law of universal gravitation.

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Question #1

Which nation was the first to land a probe on the dark side of the moon?

A. China

B. United States

C. Soviet Union

D. Japan

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Correct Answer: Option A

Explanation:
China's Chang'e 4 mission successfully landed on the far side of the moon in 2019.

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

Question #2

Who discovered cosmic microwave background radiation?

A. Edwin Hubble

B. Stephen Hawking

C. Albert Einstein

D. Arno Penzias and Robert Wilson

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Correct Answer: Option D

Explanation:
Penzias and Wilson discovered the CMB.

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Question #3

Who crossed the Atlantic Ocean in a solo flight first?

A. John Alcock and Arthur Brown

B. Wiley Post

C. Amelia Earhart

D. Charles Lindbergh

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Correct Answer: Option D

Explanation:
Charles Lindbergh flew solo nonstop across the Atlantic in 1927.

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