Who invented X-Rays?
(A) Rutherford
(B) Newton
(C) Röntgen
(D) Baird
Who discovered the theory of relativity?
(A) Einstein
(B) Edison
(C) Khurana
(D) Newton
D.N.A. Who had discovered it?
(A) Prof. Chandrashekhar
(B) Watson and Creek
(C) Dalton
(D) Khurana
Who invented the electronic computer?
(A) Pascal
(B) J. P. Eckert
(C) Charles Babbage
(D) Kalydar. shesath
With which invention is Atohan related?
(A) artificial radioactivity
(B) Nuclear Fusion
(C) nuclear fission
(D) Relativistic Theory
What is the unit of Volt?
(A) electric current
(B) resistance
(C) of potential difference
(D) of specific resistance
Who invented the miner's safety lamp?
(A) Edison
(B) Humphrey Davy
(C) Richard Arkwright
(D) Faraday
Who invented the fountain pan?
(A) Watermen
(B) Gillette
(C) Faraday
(D) Lead Steiner
Who invented the writing system for the blind to read?
(A) Madame Curie
(B) Einstein
(C) Louis Braille
(D) Archimedes
Who invented the printing press?
(A) William Caxton
(B) Robot Watson
(C) Röntgen
(D) Karl Benz
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