Who invented Logarithm Tables?

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

Submitted by: ABDUL HAYEE

Who invented the safety pin?
A. Charles Goodbye B. steward Harshone C. Walter Hunt D. A.Rose Submitted by: Abdul Aziz Khan...
Battery was invented by__________?
A. Nicolas Léonard Sadi Carnot B. Alessandro Volta C. Michael Faraday D. Friedrich Bessel Submitted by: Danish Balani...
Who invented the Hot Air Balloon?
A. Davy B. Montgolfier C. Edison D. Jarvik Submitted by: Asad Ullah Afridi...
Who invented the first battery?
A. Alessandro volta B. Tim Berner C. Rob Stothard D. Georges Leclanche Submitted by: Ashfaque Ali Khoso...
Calculus was invented by________?
A. Al-khawarzimi B. Pythagoras C. IsaaC Newton D. Al.kindi Submitted by: SHAFQAT ALI SIYAL...
What inspired reflecting road lights to be invented?
A. Car door reflecting mirrors B. The light a cat’s eyes gave off on a fence C. Sun light on steel posts on road sides D. The sun light on the windshield Submitted by: Rashid Mehmood...
What “Enrico Fermi” invented?
A. X ray machine B. Betatron C. Cyclotron D. Nuclear reactor Submitted by: Rashid Mehmood...
Chronometer is invented by________?
A. Robert Fulton B. Nikola Tesla C. Martin Cooper D. John Harrison Submitted by: Munwar Ali Sohu...
Who invented steamboat?
A. James Watt B. Robert Fluton C. Frank Whittle D. George Stephenson Submitted by: Munwar Ali Sohu...
Stethoscope was invented by _______ ?
A. Rene Laennec B. Steven Sasson C. Martin Cooper D. Dave Hyatt Submitted by: Rashid Mehmood...