Who discovered the iconic 'Uncertainty Principle' in quantum physics? MCQ with Answer and Explanation

Who discovered the iconic 'Uncertainty Principle' in quantum physics?
A. Werner Heisenberg
B. Erwin Schrödinger
C. Max Born
D. Niels Bohr
Answer: Option A
Solution (By JKSSB Mock Tests)
Werner Heisenberg formulated the principle stating that the position and momentum of a subatomic particle cannot be measured simultaneously with absolute precision.

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Practice More Inventions and Discoveries Questions

Question #1
The invention of the common mechanical pencil sharpener layout with internal planetary gears was patented by whom?
A. John Lee Love
B. Christopher Sholes
C. Walter Hunt
D. Nicolas Conté

Correct Answer: Option A


Explanation:
African-American inventor John Lee Love patented the simple, functional portable mechanical sharpener layout ('Love Sharpener') in 1897.

Question #2
Who discovered that yellow fever is transmitted by a specific mosquito species rather than direct human contact?
A. Louis Pasteur
B. Walter Reed
C. Ronald Ross
D. Carlos Finlay

Correct Answer: Option B


Explanation:
Major Walter Reed led the commission that experimentally proved Carlos Finlay's theory that yellow fever is transmitted by the Aedes aegypti mosquito.

Question #3
Who discovered the therapeutic potential of the anti-malarial drug Artemisinin, winning a Nobel Prize in 2015?
A. Charles Laveran
B. Satoshi Ōmura
C. Ronald Ross
D. Tu Youyou

Correct Answer: Option D


Explanation:
Tu Youyou extracted artemisinin from sweet wormwood plants based on traditional Chinese medical texts, saving millions from malaria.