Lakshya Education MCQs

Question: In which decade was the telegraph invented?
Answer: Option B

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Question 1. What inspired reflecting road lights to be invented?
  1.    Car door reflecting mirrors
  2.    The light a cat's eyes gave off on a fence
  3.    Sun light on steel posts on road sides
  4.    The sun light on the windshield
Answer: Option B
Question 2. When were blue jeans invented?
  1.    1900s
  2.    1860s
  3.    1870s
  4.    1850s
Answer: Option C
Question 3. Who invented Electric Generator?
  1.    Sir Alexander Graham Bell
  2.    Michael Faraday
  3.    Alfred B. Nobel
  4.    Thomas Alva Edison
Answer: Option B
Question 4. For what does the world owe Almon Strowger a debt of gratitude?
  1.    Parking Meters
  2.    Vending Machines
  3.    Automatic Telephone Exchanges
  4.    Traffic Lights
Answer: Option C
Question 5. What Elisha Otis invented?
  1.    The brake used in modern elevators
  2.    Jet Engine
  3.    Turbine
  4.    Hydraulic Crane
Answer: Option A
Question 6. Where was the yo-yo invented?
  1.    France
  2.    United States
  3.    Philippines
  4.    England
Answer: Option C

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