General Knowledge

Inventions - Section 1

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Inventions - Section 1

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Question 81
It travels over land and water. Who invented the HOVERCRAFT?

A
S. Sperrow
B
O. Stricheg
C
T. Henman
D
C. Cockerell
Correct Answer: Option D

Christopher Cockerell invented the hovercraft in 1956. His early experiments with the idea involved a cat food tin, a coffee tin and an industrial blower.

Question 82
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
Correct Answer: Option B

Matzeliger never benefited financially from his inventions. He died in 1889 at the age of 37 from tuberculosis.

Question 83
Who synthesized the first wholly artificial gene?

A
Hargobind Khorana
B
J.J. Thompson
C
Benjamin Franklin
D
Meghnad Saha
Correct Answer: Option A

No answer description available for this question.

Question 84
FROZEN FOOD - Who discovered the first practical method of freezing food?

A
C. Birdseye
B
F. Rozenosh
C
G. Findus
D
R. Scott
Correct Answer: Option A

In the 1920s Clarence Birdseye discovered that if food was flash-frozen under pressure, it would freeze without the formation of ice crystals.

Question 85
When was the Raggedy Ann doll patented?

A
1915
B
1920
C
1919
D
1911
Correct Answer: Option A

Johnny Gruelle patented the Raggedy Ann doll in 1915. The Raggedy Andy doll and the Raggedy Ann books came later.

Question 86
What Frank Whittle invented?

A
Radar
B
Ethyl gasoline
C
Sonar
D
Jet propulsion
Correct Answer: Option D

Invented in 1937.

Question 87
When was the first Lionel trains manufactured?

A
1920
B
1890
C
1901
D
1944
Correct Answer: Option C

Joshua Lionel Cowen and Harry C. Grant started the Lionel Manufacturing Company on Sept. 5, 1900 in New York City. The first train, which was called the Electric Express, was manufactured in 1901 and was an open gondola propelled by a fan motor. As time has passed, the trains have been made in different colors and styles.

Question 88
What item, originally called the 'Whirlwind', was invented by Ives McGaffey in 1869?

A
Blender
B
Electric mixer
C
Washing machine
D
Vacuum cleaner
Correct Answer: Option D

No answer description available for this question.

Question 89
What office item was invented by Bette Nesmith Graham in 1951?

A
Fax machine
B
Stapler
C
Liquid Paper
D
Copy machine
Correct Answer: Option C

Bette's other claim to fame was being the mother of Michael Nesmith of the Monkees.

Question 90
What George Pullman invented?

A
Sleeping (railway) car
B
Airship
C
Box car (railway)
D
Air brakes
Correct Answer: Option A

Invented in 1857.