General Awareness | Scientist and Invention

General Awareness | Scientist and Invention

Feb 5, 2025 - 12:16 Updated: Feb 5, 2025 - 13:00
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1. Telescope was invented by

Galileo
Gutenberg
Edison
Graham Bell

2. The microscope is used for the study of

Distant objects
Nearby objects
Small objects
Micro and nearby objects

3. The machine-Gun was invented by

J.L. Beared
G. Brousa
Karl Benz
James Puckle

4. Who invented thermoscope, an early form of thermometer?

Sir Christopher Wren
Charles F. Richter
Galileo
Beno Gutenberg

5. Which is the biggest telescope of the world?

Galileo
Ice Cube
Discovery
Challenger

6. Wilhelm Roentgen invented

Radio
X-Ray Machine
Electric Bulb
Electric Motor

7. Who among the following scientists shared the Nobel Prize in Physics with his son?

Max Plank
Albert Einstein
William Henry Bragg
Enrico Fermi

8. Who invented Steam Engine?

Robert Watson
James Watt
William Harvey
None of the above

9. 'Telephone' was invented by

Graham Bell
Hoffman
Wilson
George Stephenson

10. Who discovered electric bulb?

Thomas Edison
Alexander Graham Bell
William Cooke
Terry Addison

11. Gas engine was invented by

Diesel
Davy
Daimler
Charles

12. Who was the inventor of the fountain pen?

Waterman
Parker
Chelpark
Shaeffers

13. Who was the inventor of Radar?

Robert Watson
Fleming
Bush Wall
Austin

14. Alfred Nobel invented

Microphone
Typewriter
Dynamite
Gramophone

15. Who discovered Television?

Edison
Galileo
Baird
Franklin

16. With what invention is the name of J.L. Baird associated with?

Barometer
Helicopter
Television
Telephone

17. Who among the following invented Lasers?

Theodore Maiman
Denis Papin
William Morton
Francis Crick

18. Who is the discoverer of Penicillin?

Alexander Graham Bell
Alexander Fleming
Christopher Macdonald
Albert Einstein

19. Alexander Fleming discovered

Penicillin
X-ray
Streptomycin
Telephone

20. Who among the following is the inventor of 'X' rays?

Rutherford
Roentgen
Maxwell
Torricelli

21. The principle of 'Black hole' was enunciated by

C.V. Raman
H.J. Bhabha
S. Chandrashekhar
H. Khurana

22. Scientist S. Chandrashekhar got Nobel Prize for which field?

Astrophysics
Micro-electronics in Satellites
Super conductivity at low temperatures
Studies of Core of the Sun

23. Who of the following scientists proved that the stars with mass less than 1.44 times the mass of the Sun end up as White Dwarfs when they die?

Edwin Hubble
S. Chandrashekhar
Stephen Hawking
Steven Weinberg

24. The photoelectric effect was discovered by

Hertz
Einstein
Plank
Bohr

25. Scientist Albert Einstein is famous for

The interpretation of atomic structure of hydrogen
The photoelectric effect
Planting first Nuclear Reactor
The prediction of the existence of neutrons

26. Albert Einstein was proficient in playing which musical instrument?

Guitar
Flute
Violin
Sitar

27. The fourth dimension in Physics was introduced by

Newton
Einstein
Galileo
Neil Bohr

28. The Nobel Prize for deciphering the language of bee was awarded to

H.G. Khurana
K.V. Frisch
Julian Huxley
Dorothy Hodgkins

29. Sir C.V. Raman received Nobel Prize for Physics in the year

1928
1930
1932
1950

30. The National Science Day is observed on February 28 every year to commemorate

Raman-effect day
The launch of the first artificial satellite Aryabhatta
The successful launch of ASLV
Homi J. Bhabha's birthday

31. The 'National Science Day' is observed on

28 January
28 February
28 March
28 April

32. The principle of Thermal Ionisation is an outstanding contribution of

H.J. Bhabha
M.N. Saha
C.V. Raman
J.C. Bose

33. Whose birth centenary was celebrated in the year 1988?

Charles Darwin
Einstein's theory of relativity
Mathematician Ramajunan
C.V. Raman

34. Who among the following scientists propounded the New Theory of Relativity?

J.V. Narlikar
M.M. Krishnan
S. Chandrashekhar
B.D. Nag Choudhary

35. Who is called the Father of Atomic Energy in India?

Prof. Satish Dhawan
Homi J. Bhabha
Dr. K.S. Krishna
None of the above

36. Homi Bhabha Award is given for special contribution in the field of

Theoretical Physics
Nuclear Energy
Laser Physics
Space Research

37. Stephen Hawking is a

Pianist
Guitarist
Scientist
American politician

38. Which one of the following scientists has carried out researches both in the field of Biology and Physics?

Jagdish Chandra Bose
Har Govind Khurana
C.V. Raman
Homi J. Bhabha

39. Who is associated with the development of India's Atomic Bomb?

A.P.J. Abdul Kalam
Homi Bhabha
Raja Ramanna
Kastoorirangan

40. An eminent Indian physicist Dr. C.V. Raman was given Nobel Prize for his work in the year

1925
1930
1935
None of these

41. Har Govind Khorana is credited for the discovery of

Synthesis of Protein
Synthesis of Gene
Synthesis of Nitrogenous
None of the above

42. In laboratory, who did the synthesis of DNA?

Miller
Khorana
D. Weris
Kelvin