Q Television was invented by :
1 JL Baird
2 Edward Jenner
3 Albert Einstein
4 Jonas Salk
Q Who invented LASER ?
1 Theodore H Maiman
2 Samuel Colt
3 Benjamin Franklin
4 JL Baird
Q Optical fibre was invented by ___
1 Narinder Singh Kapany
2 Ray Tomlinson
3 Samuel Morse
4 Oliver Evans
Q Radioactivity was discovered by ___
1 Madam Curie
2 Wilhelm Rontgen
3 Henry Becquerel
4 Pierre Currie
Q Who discovered Sodium ?
1 Humphry Davy
2 Henry Cavendish
3 Carl Wilhelm Scheele
4 Daniel Rutherford
Q The revolver was invented by ____
1 Samuel Colt
2 TH Maiman
3 G Marconi
4 Rudolf Diesel
Q Which planet was discovered by William Herschel in 1781 ?
1 Uranus
2 Saturn
3 Mars
4 Jupiter
Q Who among the following scientists invented the Cotton Gin?
1. Sonny Perdue
2 Norman Borlaugh
3 Eli Whitney
4 George Washington Carver
Q Who discovered Nitrous Oxide (Laughing Gas)?
1 Joseph Priestly
2 John Napier
3 Henry Moseley
4 Gay Lussac
Q Who among the following scientists invented the Safety Lamp?
1 Humphrey Davy
2 Thomas Edison
3 John Dalton
4 J Keepler
Q Who among the following invented radio?
1 G Marconi
2 Thomas Edison
3 CV Raman
4 H Hertz
Q Who invented the Fountain Pen ?
1 Petrache Poenaru
2 JL Baird
3 G Marconi
4 Clyde Tombaugh
Q Who invented Barometer?
1 E Torricelli
2 Walter Reed
3 William Herschel
4 James Watt
Q Who invented computer mouse?
1 Seymour Cray
2 Tim Berners Lee
3 Charles Babbage
4 Douglas Engelbart
Q Which physicist was famous for the gold foil experiment?
Ans 1. John Dalton
2. JJ Thomson
3. Ernest Rutherford
4. Niels Bohr
Q Who among the following made the first compound microscope?
1. William Gilbert
2 Galileo Galilei
3 John Harington
4 Zacharias Janssen
Q Which of the following chemist discovered hydrogen gas ?
1 Henry Cavendish
2 WC Roentgen
3 Samuel Colt
4 George Cayley
Q Who among the following scientist discovered the Law of Floatation?
1 Newton
2 Thomas Edison
3 Archimedes
4 John Dalton
Q Who discovered Proton, one of the fundamental particle of an atom?
1 Chadwick
2 Rutherford
3 Newton
4 JJ Thomson
Q Who invented the Triode bulb?
1 Lee de Forest
2 Madam Curie
3 G Marconi
4 JL Baird
Q The dwarf planet Pluto was discovered by which astronomer ?
1 Clyde Tombaugh
2 William Herschel
3 Edwin Hubble
4 Galileo Galilei
Q Who among the following gave the ‘Law of Octaves’ ?
1 Lavoisier
2 Mendeleev
3 Newlands
4 Dobereiner
Law of Octaves says that if the chemical elements are arranged according to increasing atomic weight , those with similar physical and chemical properties occur after each interval of 7 elements
Q Name the physicist who is credited with the discovery of the Neutron. This 1932 discovery led to his winning the Nobel Prize.
1. Enrico Fermi
2 J.S. Fleming
3 James Chadwick
4 Max Plank
Q Who invented the atomic battery in 1912 ?
1 Alessandro Volta
2 Henry Moseley
3 Benjamin Franklin
4 Louis Pasteur
Q Who among the following was the founder of Homeopathy?
1. Robert Koch
2 FG Hopkins
3 Selman Waksman
4 Samuel Hahnemann
Q What did Wilhelm Conrad Roentgen discover?
1. Thermodynamics
2 X-Rays
3 Electric bulb
4 Conservation of electric charge
Q The theory that dinosaurs were driven to extinction by the aftermath of a large asteroid impact on Earth was given by __
1 Luis Alvarez
2 Henry Moseley
3 William Crookes
4 Wilhelm Rontgen
Q Electron was discovered in the year 1897 by __
1 TA Edison
2 Nicola Tesla
3 JJ Thomson
4 Issac Newton
Q Who discovered Nitrogen ?
1 Humphry Davy
2 Henry Cavendish
3 Carl Wilhelm Scheele
4 Daniel Rutherford
Q Pierre Curie shared the 1903 Nobel Prize in Physics with his wife , Marie Curie , and Henry Becquerel for their discoveries related to ___
1 thermodynamics
2 mirror images
3 X-Rays
4 radioactivity
Q Which type of electromagnetic radiation was discovered by Johann Wilhelm Ritter in 1801?
1 X-rays
2 Ultraviolet rays
3 Infrared rays
4 Gamma rays
Q Who received the very first Nobel Prize in Physics in 1901 for his discovery of X-Rays ?
1 William Rontgen
2 William Thompson
3 Louis Pasteur
4 William Crookes
Q Who among the following scientists invented Kevlar?
1. Marry Anderson
2 George Eastman
3 Stephanie Louise Kwolek
4 Steve Wozniak
Q Who codified the first two laws of thermodynamics and deduced that the absolute zero of temperature is -273.15 degree Celsius . He was honoured for this with the naming of the Kelvin temperature scale.
1 William Crookes
2 William Thomson
3 Luis Alvarev
3 Robert Hooke
Q Who discovered cells in human body ?
1 Herbert Spencer
2 Robert Hooke
3 Albert Darwin
4 Charles Darwin
Q Who discovered the TB vaccine?
1. Leon Calmette and Camille Guerin
2 Jonas Salk and Camille Guerin
3 Louis Pasteur
4 Edward Jenner
Q Whose contribution is ‘Law of Definite proportions’ ?
1 Lorenzo
2 Joseph Prust
3 William Crick
4 Alexander Gill
Q Who among the following is credited with the discovery of neutrons?
1. J Chadwick
2 James P Joule
3 E Rutherford
4 JJ Thomson
Q Who among the following scientists invented dynamite?
1. Alfred Nobel
2 Benjamin Franklin
3 Rudolf Diesel
4 Thomas Alva Edison
Q Who won the Nobel Prize in 1906 for his neuron doctrine ?
1 Pierre Curie
2 Santiago Ramon y Cajal
3 Henry Moseley
4 Luis Alvarev
Q William Crookes was a physical chemist who discovered and name the element ___
1 plutonium
2 germanium
3 thallium
4 beryilium
Q Which scientist won the Nobel prize in Physics in 1918 for the discovery of ‘Energy Quanta’?
1. Louis de Broglie
2 Werner Heisenberg
3 James Chadwick
4 Max Karl Ernst Ludwig Planck
Q Which of the following was invented by Walter Hunt?
1. Ship
2 Safety pin
3 Scooter
4 Safety lamp
Q Who invented the capillary feed fountain pen?
1. David Hughes
2 Alfred Nobel
3 Ian Donald
4 LE Waterman
Q Who discovered the smallpox vaccine?
1. Edward Jenner
2 Leon Calmette
3 Louis Pasteur
4 Jonas Salk
Q Who among the following discovered the circulation of blood?
1. William Harvey Florence
2 Rena Sabin
3 Ernest Heinrich Weber
4 Van Leeuwenhock
Q Whose name is associated with Electric Bulb ?
1 Thomas Alva Edison
2 Graham Bell
3 Issac Newton
4 Albert Einstein
Q Which of the following scientists provided the Law of Octaves?
1 Galileo Galilei
2 John Newlands
3 Michael Faraday
4 Marie Curie
Q Whose invention led to the development of polio vaccine?
1. Ernest Haeckel
2 Jonas Salk
3 Linus Pauling
4 Robert Wellberg
Q Who among the following invented the prototype of the modern stethoscope?
1. Alexander Fleming
2 Rene Laennec
3 Conrad Rontgen
4 Gabriel Fahrenheit
Q The name of Wright brothers credited with inventing the aeroplane were :
1 William and Oliver
2 William and Orville
3 Wilbur and Orville
4 Wilbur and Oliver
The Wright brothers completed the world’s first successful controlled powered flight in 1903
Q Who among the following is credited with patenting the FM radio?
1. Nicola Tesla
2 Carl Benz
3 Edwin H Armstrong
4 John Baird
Q Penicillin , one of the world’s first antibiotics , was discovered by :
1 Marie Curie
2 Alexander Fleming
3 Alexander Graham Bell
4 Pierre Curie
Q Which of the following is an insolvency prediction formula developed by Dr. Robert Altman?
1. Z trance
2 Z-score
3 Balloon balance
4 Loan to value (LTV)
Q Who among the following discovered the Theory of Evolution?
1 Charles Robert Darwin
2 Marie Curie
3 Albert Einstein
4 Gregor Johann Mendel
Q Who among the following invented the induction motor?
1. Frank Shuman
2 Nikola Tesla
3 John L Baird
4 Thomas Savery
Q Who among the following developed the Cholera vaccine in 1885?
1. Leon Calmette
2 Edward Jenner
3 Jaime Ferrán
4 Jonas Salk
Q Superconductivity was discovered by __, who was also awarded the Noble Prize for Physics in 1913.
1. Robert BunsenJohannes
2 Diderik van der Waals
3 Heike Kamerlingh Onnes
4 Gustav Kirchhoff
Q The spectrum of light was first explained by _
1 Issac newton
2 Michael Faraday
3 Friedrich Miescher
4 Robert Whittaker
Q Which device was invented by Carl Friedrich Gauss and Wilhelm Eduard Weber in 1833?
1 Transistor
2 electromagnetic telegraph
3 Optical maser
4 Particle accelerator
Q Who among the following discovered Radium?
1 Marie Curie
2 Albert Einstein
3 RA Millikna
4 Parvel Schilling
Q Oxygen was discovered by :
1 Priestley
2 Boyle
3 Scheele
4 Cavandish
Oxygen was discovered by Carl wilhem scheele in 1772 and Joseph Priestley in 1774 but Priestley is given priority because his work
Q Who among the following coined the name oxygen for the element released bymercury oxide in 1779?
Ans 1. Antoine Lavoisier
2. Martin Klaproth
3. Jons Jacob Berzelius
4. John Dalton
Joseph Priestly discovered oxygen in 1774, but Antoine Lavoisier , a French scientist, gave it the name oxygen.
Q The invention of crescograph is associated to which of the following scientists of India ?
1 Homi J Bhabha
2 Meghnad Saha
3 Satendranath Bose
4 Jagdish Chandra Bose