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Science
Which is the metal through which X-ray does not pass?
Lead
Which is the vtamin produced in our body by ultra violet rays in the sun?
VitaminD
Which is the unit for measuring the intensity of sound wave?
Decibel
Which scientific principle has been used in the brakes of vehicles?
Friction
What is the basic principle behind submarines?
Principles of buoyancy of Archimedes
Which device is used in atomic reactors to increase the velocity of ions?
Cyclotron
Who invented Cyclotron?
E.O.Lawrence
Sound is not heard in the moon. Why?
There is no atmosphere in the moon
In the German Silver (an alloy) how much silver is present?
Zero percentage
9What is the use “anemometer”?
It is used for measuring the speed of airflow
Why is there a loud explosion when electric bulb bursts?
Because air rushes suddenly into the vacuum space of the bulb
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Science
Who constructed the first telescope?
Galileo
Who was the first to determine the size of the earth correctly?
Eratosthenes
Who treated “zero” as number and showed its mathematical operations first time?
Brahmagupta
Who first showed that anything divided by zero in infinity?
Bhaskaracharya
Who was the first scientist to use computer language for his computer?
Konrad Zuse
Which was the first recognized computer language?
Plankalkuel
Which is the first computer that appeared to have intelligence?
Eliza
Who was the first to use the term ‘bit’ in the reference of computers?
John Turkey
Who invented Logarithm?
John Napier
Which mathematician discovered the philosophy of infinity?
Zero
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Science
Besides Sir Isaac Newton, who independently discovered calculus?
G.W.Leibniz
Who was known as the father of Computer Aided Design or CAD?
I.E. Sutherland
Who is known as father of modern mathematics?
Rene Descartes
Who is called father of modern computer?
Charles Babbage
Who is believed to be the father of Set Theory?
George Cantor
Who built the first Analogue Computer?
Lord Kelvin
What is known as ‘brain’ of computer?
Central Processing Unit – CPU
Who developed the first digital computer?
H.H. Aiken
Which is the latest material used for manufacturing a computer chip?
Gallium Arsenide
Who built the UNIVAC series of commercial application?
John Mauchly and J.P . Eckert
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Science
Which is the temporary memory of the computer?
RAM
Who developed the computer language LOGO?
Seymor Papert
FORTRAN, a computer programme language is mainly used for
Scientific research
The element Fermium is named after?
Enrico Fermi
The most widely used commercial programming computer language?
COBOL
Who is believed to be the first computer programmer/
Augusta Ada
Who forwarded the concept of ‘stored programme’ in computer science?
John Von Neumann
Who invented ‘Punch cards’?
Herman Hollerith
In computers which is the minimum error code?
Gray code
A set of date is known as
Field
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Science
Which was the first digital computer?
Mark 1
The electronic circuit consisting of a silicon chip is known as
Flip Flop
How many dots per inch are normally printed by a laser printer?
300
What is UNIX?
Operating system
A temporary memory for data is called
Buffer
Which ancient Indian astronomer-mathematician wrote a famous book, named after his daughter?
Bhaskaracharya
With who did Bertrand Russel co-author the famous book ‘Principia Mathematica’?
Alfred North Whitehead
Which famous astronomer helped Isaac Newton to publis his book ‘Principia’?
Edmond Halley
Which great mathematician of ancient India wrote the monumental work “Pancha sidhanthika’?
Varahamihira
In Roman number 100 is represented by ?
C
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Science
The numerical ‘1729’ is mentioned with the name of an Indian mathematician. Who was he?
Sreenivasa Ramanujan
“Mathematics is the queen of science and the theory of numbers is the queen of mathematics”. Who made this statement?
Karl Fredriech Gouse
“Numbers reign world.” Who made this statement?
Pythagoras
Who used the symbols ‘+’ and ‘-‘ for the first time?
G.H Hardy
“Ramanujan Institute of Mathematical Science” is a famous mathematical research center of India. Where is it?
Chennai
Who found “Indian statistical Institute” of Kolkatta?
P.C Mahalanobis
Name the first Indian mathematician who was elected to the “Fellow of the Royal Society” in London”
Sreenivasa Ramanijan
Which is the system developed by ancient Egyptians to represent figures and words?
Hieroglyphics
Who opinioned that “no man can be a perfect poet unless he has no knowledge of mathematics.”
John Dryden
Who found the first electronic calculating machine?
John V.Atnasof
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Science
Which mathematical branch of studies was formed in the back ground of second world war?
Operation Research
Name the mathematician who known as the “ Adam of Mathematics”?
J.J Silverster
Who found the mathematical symbol ‘=’?
Robert Recorde
Name the English mathematician who found the genius of Sreenivasa Ramanujan?
G.H.Hardy
What are the Indo-Arabic numerals?
1,2,3,4…
What are the Roman numerals?
I,II, III, IV,…
Who is the mathematician known as the Euclid of India?
Bhaskaracharya
Who is known as ‘Father of Geometry’?
Euclid
Which was the most ancient instrument used for calculation?
Abacus
Who invented the first mechanical calculator?
Wilhelm Schikard
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