Who invented bifocal eyeglasses?

Related Mcqs:

1. Who invented the safety pin?

   A. Charles Goodbye
   B. steward Harshone
   C. Walter Hunt
   D. A.Rose

   Submitted by: Abdul Aziz Khan

2. who invented bulb?

   A. Philips
   B. Robert
   C. Edison
   D. Willium

   Submitted by: Aftab Ali

3. Telephone was invented by__________?

   A. Vint Cerf
   B. Charles Babbage
   C. Edison
   D. Alexander Graham Bell

   Submitted by: Jawaid Ahmed

4. Who invented Logarithm Tables?

   A. John Napier
   B. John Doe
   C. John Harrison
   D. John Douglas

   Submitted by: ABDUL HAYEE

5. Who invented the Hot Air Balloon?

   A. Davy
   B. Montgolfier
   C. Edison
   D. Jarvik

   Submitted by: Asad Ullah Afridi

6. Calculus was invented by________?

   A. Al-khawarzimi
   B. Pythagoras
   C. IsaaC Newton
   D. Al.kindi

   Submitted by: SHAFQAT ALI SIYAL

7. When were blue jeans invented in _________?

   A. 1900s
   B. 1860s
   C. 1870s
   D. 1850s

   Submitted by: Rashid Mehmood

8. Mass spectrograph was Invented by?

   A. Rutherford
   B. Chadwik
   C. F.W.Aston
   D. None of these

   Submitted by: Muhammad Mumtaz Haider

9. Fan was invented by___________?

   A. Arthur Schimit
   B. Alfered Nobel
   C. Skaats Wheeler
   D. None of these

   Submitted by: Haziq

10. Electric motor was invented by __________ ?

    A. Michael Faraday
    B. Oliver Evans
    C. Thomas Edison
    D. Horace Day

    Submitted by: Rashid Mehmood