Who invented the mechanical cotton spinning machine known as the 'Spinning Jenny' in 1764? MCQ with Answer and Explanation
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Question #1
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The discovery of the cosmic rays was rewarded with a Nobel Prize to which physicist?
Correct Answer: Option B
Explanation:
Victor Hess discovered cosmic radiation by taking ionization monitoring instruments up in high-altitude balloon flights between 1911 and 1913.
Victor Hess discovered cosmic radiation by taking ionization monitoring instruments up in high-altitude balloon flights between 1911 and 1913.
This question belongs to:
Static General Knowledge
Inventions and Discoveries
Question #2
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The invention of the common industrial mining device known as the safety fuse for blasting dynamite was developed by whom?
Correct Answer: Option A
Explanation:
Bickford patented the tar-insulated gunpowder core safety cord fuse in 1831, preventing premature mine ignition disasters.
Bickford patented the tar-insulated gunpowder core safety cord fuse in 1831, preventing premature mine ignition disasters.
This question belongs to:
Static General Knowledge
Inventions and Discoveries
Question #3
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Who discovered that malaria parasites mature within the gastrointestinal tract of Anopheles mosquitoes, winning a Nobel Prize in 1902?
Correct Answer: Option A
Explanation:
Sir Ronald Ross proved the vector transmission cycle of malaria while working in Secunderabad, India.
Sir Ronald Ross proved the vector transmission cycle of malaria while working in Secunderabad, India.
This question belongs to:
Static General Knowledge
Inventions and Discoveries
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