Science

What is the distance between broad gauge railway tracks?
1.676 metre

What is the distance between metergauge railway tracks?
1 metre

Which is the metal that reflects the light rays most?
Aluminium

Who was the frist to create artificial vacuum?
Torry selli

Name the scientist who gave leadership to the first atom bomb experiment of India?
Dr.Raja Ramanna

Which is the isotope that is used to determine the antiquity of very old objects?
Carbon-14

How many degree Fahrenheit makes 0 degree centigrade?
32 degree F

What is the full form of NMR scanning?
Nuclear Magnetic Resonance Scanning

Who was the first to make electric magnet?
Willing Sturjor

Which was the first city destroyed by nuclear explosion?
Hiroshima