Invention general knowledge

Invention general knowledge

Question 1 ->Click on any option to know the correct answers (सही उत्तर जानने के लिए किसी भी Choice पर क्लिक करें)
What Frank Whittle invented?
A
Radar
B
Ethyl gasoline
C
Sonar
D
Jet propulsion
Question 1 Explanation: 
Invented in 1937.






Question 2 ->Click on any option to know the correct answers (सही उत्तर जानने के लिए किसी भी Choice पर क्लिक करें)
Who invented Gunpowder?
A
G. Ferdinand Von Zeppelin
B
Sir Frank Whittle
C
Roger Bacon
D
Leo H Baekeland
Question 3 ->Click on any option to know the correct answers (सही उत्तर जानने के लिए किसी भी Choice पर क्लिक करें)
Which of the following was first patented by an Australian in 1889?
A
Electric Drill
B
Electric Shaver
C
Electric Fence
D
Electric Heater
Question 3 Explanation: 
The Electric Drill was the invention of Arthur James Arnot. On 20 August 1889 he patented his design while working for the Union Electric Company in Melbourne. His original design was meant primarily for drilling rock to find coal!






Question 4 ->Click on any option to know the correct answers (सही उत्तर जानने के लिए किसी भी Choice पर क्लिक करें)
Who was the first American female to patent her invention, a method of weaving straw with silk?
A
Marjorie Joyner
B
Margaret Knight
C
Amanda Jones
D
Mary Kies
Question 4 Explanation: 
Mary was not the first American woman inventor to be sure, there were many female inventors before her, but they never bothered to get a patent.
Question 5 ->Click on any option to know the correct answers (सही उत्तर जानने के लिए किसी भी Choice पर क्लिक करें)
Who invented fuel cells in 1839?
A
Buckminster Fuller
B
Sir William Grove
C
Sylvester Graham
D
Joyce Hall
Question 5 Explanation: 
Fuel cells were invented in 1839 by Sir William Grove.






Question 6 ->Click on any option to know the correct answers (सही उत्तर जानने के लिए किसी भी Choice पर क्लिक करें)
This African-American woman physical therapist worked with soldiers disabled in World War II. She invented a device that helped the disabled to eat by delivering food through a tube to a mouthpiece.
A
Bessie Blount
B
Marjorie Joyner
C
Mae Jamison
D
Beulah Henry
Question 6 Explanation: 
Unfortunately Blount could never get anyone to buy her invention. Finally, in 1952 she sold the rights to the French government.
Question 7 ->Click on any option to know the correct answers (सही उत्तर जानने के लिए किसी भी Choice पर क्लिक करें)
For what is Charles Babbage (1792-1871) remembered?
A
Computers
B
Telescopes
C
Radio-Telegraphy
D
Steam Boating
Question 7 Explanation: 
Know as the Father of Computing. He began his 'Analytical Engine' in 1833. The first computer, although he never completed it.






Question 8 ->Click on any option to know the correct answers (सही उत्तर जानने के लिए किसी भी Choice पर क्लिक करें)
What George Pullman invented?
A
Sleeping (railway) car
B
Airship
C
Box car (railway)
D
Air brakes
Question 8 Explanation: 
Invented in 1857.
Question 9 ->Click on any option to know the correct answers (सही उत्तर जानने के लिए किसी भी Choice पर क्लिक करें)
Who synthesized the first wholly artificial gene?
A
Hargobind Khorana
B
J.J. Thompson
C
Benjamin Franklin
D
Meghnad Saha






Question 10 ->Click on any option to know the correct answers (सही उत्तर जानने के लिए किसी भी Choice पर क्लिक करें)
What African-American inventor received 5 patents in the field of shoemaking?
A
Elijah McCoy
B
Jan Ernst Matzeliger
C
Ernest Just
D
Lewis Latimer
Question 10 Explanation: 
Matzeliger never benefited financially from his inventions. He died in 1889 at the age of 37 from tuberculosis.
Question 11 ->Click on any option to know the correct answers (सही उत्तर जानने के लिए किसी भी Choice पर क्लिक करें)
Who invented Airship (rigid)?
A
Dr. Alan M. Turing
B
Roger Bacon
C
G. Ferdinand Von Zeppelin
D
Otto






Question 12 ->Click on any option to know the correct answers (सही उत्तर जानने के लिए किसी भी Choice पर क्लिक करें)
When was barb wire patented?
A
1874
B
1840
C
1895
D
1900
Question 12 Explanation: 
Joseph F. Glidden was born in New York on Jan. 18, 1812. He invented barbed wire in 1873 and was granted the patent on Nov. 24, 1874. After a three year battle over the patent, which he eventually won, Gidden became known as the "Father of Barbed Wire".
Question 13 ->Click on any option to know the correct answers (सही उत्तर जानने के लिए किसी भी Choice पर क्लिक करें)
Who is often called the 'first African-American' inventor?
A
Bessie Blount
B
George Washington Carver
C
Benjamin Banneker
D
Elijah McCoy
Question 13 Explanation: 
Banneker was a member of the planning committee that designed Washington, DC along with Pierre L'Enfant. When L'Enfant was fired Banneker recreated the plans from memory.






Question 14 ->Click on any option to know the correct answers (सही उत्तर जानने के लिए किसी भी Choice पर क्लिक करें)
Until Victorian times, chocolate was thought of as a drink. When did the first chocolate bar appear?
A
1828
B
1831
C
1825
D
There is no sure date
Question 14 Explanation: 
No one knows for sure when the first chocolate bar appeared or even who made it, but an important event occurred in 1828. The Van Houten press was invented, which extracted cocoa butter from the bean - the same press that brought the Cadbury Brothers success with Cocoa Essence.
Question 15 ->Click on any option to know the correct answers (सही उत्तर जानने के लिए किसी भी Choice पर क्लिक करें)
Who among the following invented the small pox vaccine?
A
Robert Koch
B
Edward Jenner
C
Robert Hooke
D
Louis Pasteur






Question 16 ->Click on any option to know the correct answers (सही उत्तर जानने के लिए किसी भी Choice पर क्लिक करें)
In which decade was the transistor invented?
A
1940s
B
1950s
C
1960s
D
1980s
Question 16 Explanation: 
On December 23, 1947, William Shockley, Walter Brattain and John Bardeen, of Bell Labs, announced their discovery of the point-contact germanium transistor to management.
Question 17 ->Click on any option to know the correct answers (सही उत्तर जानने के लिए किसी भी Choice पर क्लिक करें)
What toy was invented by Joshua Lionel Cowen around 1900?
A
Raggedy Ann doll
B
Yo-yo
C
Electric train
D
Tinkertoys
Question 17 Explanation: 
His middle name, Lionel, is the source of the Lionel Train brand name.






Question 18 ->Click on any option to know the correct answers (सही उत्तर जानने के लिए किसी भी Choice पर क्लिक करें)
When was the toothbrush invented?
A
1770
B
1765
C
1790
D
1742
Question 18 Explanation: 
The first toothbrush was made out of a bone and small brush, by jail prisoner William Addis of England.
Question 19 ->Click on any option to know the correct answers (सही उत्तर जानने के लिए किसी भी Choice पर क्लिक करें)
What Thomas Davenport invented?
A
Screw propellor
B
Electric streetcar
C
Chesterfield
D
Sleeping (railway) car
Question 19 Explanation: 
Invented in 1834.






Question 20 ->Click on any option to know the correct answers (सही उत्तर जानने के लिए किसी भी Choice पर क्लिक करें)
What Enrico Fermi invented?
A
X ray machine
B
Betatron
C
Cyclotron
D
Nuclear reactor
Question 20 Explanation: 
Invented in 1942.
Question 21 ->Click on any option to know the correct answers (सही उत्तर जानने के लिए किसी भी Choice पर क्लिक करें)
Who invented Electric Generator?
A
Sir Alexander Graham Bell
B
Michael Faraday
C
Alfred B. Nobel
D
Thomas Alva Edison






Question 22 ->Click on any option to know the correct answers (सही उत्तर जानने के लिए किसी भी Choice पर क्लिक करें)
What Elisha Otis invented?
A
The brake used in modern elevators
B
Jet Engine
C
Turbine
D
Hydraulic Crane
Question 22 Explanation: 

In 1853, American inventor Elisha Otis demonstrated a freight elevator equipped with a safety device to prevent falling in case a supporting cable should break. This increased public confidence in such devices. Otis established a company for manufacturing elevators and patented (1861) a steam elevator.

Many people think that he invented the elevator, but the truth is, he invented the elevator brake. He also invented the railway safety brake.

Question 23 ->Click on any option to know the correct answers (सही उत्तर जानने के लिए किसी भी Choice पर क्लिक करें)
Who invented Automobiles using gasoline?
A
Leo H Baekeland
B
Karl Benz
C
Evangelista Torricelli
D
Kirkpatrick Macmillan






Question 24 ->Click on any option to know the correct answers (सही उत्तर जानने के लिए किसी भी Choice पर क्लिक करें)
In which decade were the first successful diode and triode vacuum tubes invented?
A
1800s
B
1880s
C
1890s
D
1900s
Question 24 Explanation: 
In 1904, John Ambrose Fleming invented the first practical electron tube called the 'Fleming Valve', which is a diode rectifier. In 1906, Lee de Forest invented the audion later called the triode, which provided signal amplification.
Question 25 ->Click on any option to know the correct answers (सही उत्तर जानने के लिए किसी भी Choice पर क्लिक करें)
Who invented the first controllable flying AEROPLANE (AIRPLANE)?
A
Wright Brothers
B
Lidenbergh Brothers
C
South Brothers
D
West Brothers
Question 25 Explanation: 
Wilbur and Orville Wright made the first successful controlled powered flight at Kitty Hawk, North Carolina, in December 1903. The twelve second flight covered a distance of 120 feet and an altitude of just ten feet.






Question 26 ->Click on any option to know the correct answers (सही उत्तर जानने के लिए किसी भी Choice पर क्लिक करें)
In which decade was the AEEE (now the IEEE) founded?
A
1850s
B
1880s
C
1930s
D
1950s
Question 26 Explanation: 
The IEEE (Institute of Electrical and Electronics Engineers) was formed in 1963 by the merger of the Institute of Radio Engineers (IRE, founded 1912) and the American Institute of Electrical Engineers (AIEE, founded 1884).
Question 27 ->Click on any option to know the correct answers (सही उत्तर जानने के लिए किसी भी Choice पर क्लिक करें)
Who invented Dynamite?
A
Sir Alexander Graham Bell
B
Benjamin Franklin
C
Thomas Alva Edison
D
Alfred B. Nobel






Question 28 ->Click on any option to know the correct answers (सही उत्तर जानने के लिए किसी भी Choice पर क्लिक करें)
In which decade was the first solid state integrated circuit demonstrated?
A
1950s
B
1960s
C
1970s
D
1980s
Question 28 Explanation: 
On September 12, 1958, Jack Kilby demonstrated the first working IC while working for Texas Instruments, although the U.S. patent office awarded the first patent for an integrated circuit to Robert Noyce of Fairchild.
There are 28 questions to complete.

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