Who discovered cosmic microwave background radiation? MCQ with Answer and Explanation

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Who discovered cosmic microwave background radiation?

A. Stephen Hawking

B. Edwin Hubble

C. Arno Penzias and Robert Wilson

D. Albert Einstein

Answer: Option C

Solution (By JKSSB Mock Tests)

Penzias and Wilson discovered the CMB.

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Question #1

Who was the first explorer to reach the South Pole by air?

A. Roald Amundsen

B. Lincoln Ellsworth

C. Richard Byrd

D. Umberto Nobile

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Correct Answer: Option C

Explanation:
Richard Byrd claimed to have flown over the South Pole in 1929.

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Question #2

Who was the first person to reach the North Pole?

A. Roald Amundsen

B. Richard Byrd

C. Robert Peary

D. Matthew Henson

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Correct Answer: Option C

Explanation:
American explorer Robert Peary is traditionally credited with leading the first expedition to reach the North Pole in 1909.

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

Question #3

Which nation was the first to issue a stamp?

A. UK

B. USA

C. Germany

D. France

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Correct Answer: Option A

Explanation:
Penny Black, 1840.

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

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