General Knowledge - Inventions
Exercise : Inventions - Section 1
- Inventions - Section 1
46.
For what does the world owe Almon Strowger a debt of gratitude?
Answer: Option
Explanation:
He was an undertaker, and legend has it, he developed the automatic switch in 1889, to stop competitors from getting his work!
47.
Who is often called the 'first African-American' inventor?
Answer: Option
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.
48.
The first hand glider was designed by...?
49.
In which decade was the telegraph invented?
Answer: Option
Explanation:
On May 24, 1844, Samuel Morse send his famous message, "What hath God wrought?"
50.
What inspired reflecting road lights to be invented?
Answer: Option
Explanation:
In 1933, Englishman Percy Shaw was driving home when he saw a cat's eyes reflecting. He had been headed straight towards a fence with the cat on it, but on the other side was a drop of hundreds of feet.
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