What African-American inventor received 5 patents in the field of shoemaking?
- A. Ernest Just
- B. Elijah McCoy
- C. Lewis Latimer
- D. Jan Ernst Matzeliger
Correct Answer: D. Jan Ernst Matzeliger
Similar Posts
The Eiffel tower was built by which of the following?
- A. Alexander Gustave Eiffel
- B. Stephen Sauvestre
- C. Eugène Freyssinet
- D. Richard Morris Hunt
Correct Answer: A. Alexander Gustave Eiffel
The Eiffel Tower is a wrought iron lattice tower on the Champ de Mars in Paris, France. It is named after the engineer Alexander Gustave Eiffel, whose company designed and built the tower. It took just two years, two months and five days to build the Eiffel Tower. Construction work began in January 1887 and was finished on 31 March 1889. Alexandre Gustave Eiffel was a French civil engineer and architect.
Which country is called the “Land of the Morning Calm”?
- A. South Korea
- B. North Korea
- C. North America
- D. Australia
Correct Answer: A. South Korea
Who invented the Refrigerator?
- A. Rune Elmqvist
- B. Guglielmo Marconi
- C. William Cullen
- D. Charles Goodyear
Correct Answer: C. William Cullen (1748)
Who discovered Vitamin K?
- A. Herbert McLean Evans
- B. Robert Cailliau
- C. Henrik Dam
- D. Charles Richter
Correct Answer: C. Henrik Dam (1929)
Which is the largest island in the world by area?
- A. Greenland
- B. Iceland
- C. Faroe
- D. Shetland
Correct Answer: C. Greenland, North Atlantic
Who wrote Sassi Pannu?
- A. Hashim Shah
- B. Bulhe Shah
- C. Waris Shah
- D. None of these
Correct Answer: A. Hashim Shah