Who discovered the presence of the complex radioactive element Plutonium in 1940? MCQ with Answer and Explanation
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Question #1
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Who discovered that atomic elements possess unique magnetic configuration properties that line split inside specialized oven beam devices?
Correct Answer: Option D
Explanation:
The Stern-Gerlach experiment in 1922 physically demonstrated spatial quantization and electron spin attributes.
The Stern-Gerlach experiment in 1922 physically demonstrated spatial quantization and electron spin attributes.
This question belongs to:
Static General Knowledge
Inventions and Discoveries
Question #2
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Who invented the first practical electronic calculator utilizing a microprocessor chip?
Correct Answer: Option C
Explanation:
The partnership between Busicom and Intel led to the invention of the Intel 4004, the first commercial programmable microprocessor.
The partnership between Busicom and Intel led to the invention of the Intel 4004, the first commercial programmable microprocessor.
This question belongs to:
Static General Knowledge
Inventions and Discoveries
Question #3
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Who discovered the first human virus ever identified, the Yellow Fever virus?
Correct Answer: Option C
Explanation:
The U.S. Army Yellow Fever Commission led by Walter Reed isolated and proved the disease was caused by a filterable virus vector.
The U.S. Army Yellow Fever Commission led by Walter Reed isolated and proved the disease was caused by a filterable virus vector.
This question belongs to:
Static General Knowledge
Inventions and Discoveries
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