In 1288, the instrument thought of for making astronomical measurements was

Options :
  1. An Astrolabe
  2. A Reticle
  3. A Quadrant
  4. A Sunagor

Answer and Explanation :-

Answer: Option 3


A quadrant is easy to use as compared to an astrolobe which was usd earlier. This invention was based on the written treatise of Hebrew about the quadrant.

How do you rate this queston?  Very Easy  Easy  Average  Above Average  Tough

Previous Question : What was invented by Thomas Alva Edison in the year 1879?

Next Question : First practical videotape was demonstrated by

Click here for free online test on Discovery & Inventions


 (Getemail alerts when others member replies)

In my inmost heart I believed that I could succeed where others failed, and now I had the opportunity to test myself.
-Arthur Conan Doyle The Memoirs of Sherlock Holmes