The first Muslim scientist who represented the law of reflection and refraction?
- A. Ibn-ul-Haitham
- B. Al- Bairuni
- C. Muhammd Bin Zikrya Al-Razi
- D. Jabir Bin Hayyan
Correct Answer: A. Ibn-ul-Haitham
Correct Answer: D. Ethiopia
Correct Answer: A. Wilhelm Conrad Roentgen (1895)
Correct Answer: B. Navy, Army and Air Force Institutes
The Navy, Army and Air Force Institutes (NAAFI) is a company created by the British government on 9 December 1920 to run recreational establishments needed by the British Armed Forces, and to sell goods to servicemen and their families. It runs shops, clubs, bars, supermarkets, launderettes, restaurants, cafes etc.
Correct Answer: D. None of these – (Need 270 Votes)
Correct Answer: B. Saudi Arabia
Correct Answer: C. 18th century