Who discovered the neutron in the year 1932? MCQ with Answer and Explanation
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Question #1
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The invention of the common electronic storage method known as the floppy disk was developed by which company?
Correct Answer: Option C
Explanation:
IBM introduced the 8-inch magnetic coated flexible disk system in 1971 to load microcode patches into mainframes.
IBM introduced the 8-inch magnetic coated flexible disk system in 1971 to load microcode patches into mainframes.
This question belongs to:
Static General Knowledge
Inventions and Discoveries
Question #2
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Who invented the first practical alternating current (AC) motor and power transmission system?
Correct Answer: Option C
Explanation:
Nikola Tesla patented the AC induction motor and polyphase system, which revolutionized long-distance electrical grid power distribution.
Nikola Tesla patented the AC induction motor and polyphase system, which revolutionized long-distance electrical grid power distribution.
This question belongs to:
Static General Knowledge
Inventions and Discoveries
Question #3
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Who discovered the specific mathematical constant linking the energy of a photon to its frequency?
Correct Answer: Option C
Explanation:
Max Planck discovered Planck's constant ($h$) as part of his derivation of blackbody radiation energy laws.
Max Planck discovered Planck's constant ($h$) as part of his derivation of blackbody radiation energy laws.
This question belongs to:
Static General Knowledge
Inventions and Discoveries
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