The invention of the common household device known as the electric food blender was developed by whom? MCQ with Answer and Explanation

Question
The invention of the common household device known as the electric food blender was developed by whom?
A. Thomas Edison
B. Stephen Poplawski
C. George Schneider
D. Alva Fisher
Answer: Option B
Solution (By JKSSB Mock Tests)
Poplawski patented the bottom-motor container cutting blender mechanism in 1922 to prepare fountain soda drinks.
This question belongs to: Static General Knowledge Inventions and Discoveries
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Question #1
Who invented the first mass-market portable music device, the Walkman, introduced by Sony in 1979?
A. Steve Jobs
B. Masaru Ibuka
C. Nobutoshi Kihara
D. Akio Morita
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Correct Answer: Option C

Explanation:
Audio engineer Nobutoshi Kihara designed the Walkman under the direction of Sony co-founder Akio Morita.
This question belongs to: Static General Knowledge Inventions and Discoveries
Question #2
Who discovered artificial radioactivity and shared a Nobel Prize with her husband in 1935?
A. Lise Meitner
B. Marie Curie
C. Maria Goeppert Mayer
D. Irène Joliot-Curie
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Correct Answer: Option D

Explanation:
Irène Joliot-Curie (daughter of Marie Curie) and her husband Frédéric Joliot-Curie discovered artificial radioactivity.
This question belongs to: Static General Knowledge Inventions and Discoveries
Question #3
The invention of the common household storage layout known as the tupperware container was patented by whom?
A. Earl Tupper
B. Leo Baekeland
C. Waldo Semon
D. Roy Plunkett
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Correct Answer: Option A

Explanation:
Earl Tupper developed airtight polyethylene injection-molded containers featuring flexible snap lids in 1946.
This question belongs to: Static General Knowledge Inventions and Discoveries
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