Who invented the light bulb? MCQ with Answer and Explanation

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Who invented the light bulb?

A. Guglielmo Marconi

B. Alexander Graham Bell

C. Nikola Tesla

D. Thomas Edison

Answer: Option D

Solution (By JKSSB Mock Tests)

Thomas Edison developed the practical incandescent light bulb.

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

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Question #1

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Who was the first to reach the summit of Mount Katahdin?

A. Expedition

B. Modern

C. Local

D. Charles Turner

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Correct Answer: Option D

Explanation:
Charles Turner was first to reach the summit of Mount Katahdin?

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Question #2

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Who was the first to reach the summit of Denali (McKinley)?

A. Hudson Stuck

B. Harry Karstens

C. Brad Washburn

D. Expedition team

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Correct Answer: Option D

Explanation:
1913 expedition.

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Question #3

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Who was the first to reach the summit of Mount Monadnock?

A. Modern

B. Expedition

C. Early settlers

D. Local Native Americans

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Correct Answer: Option C

Explanation:
Historical ascents.

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