Science

Which non-metal conducts electricity?
Carbon

Which alloy is used for making permanent magnet?
Steel

Which gas is used in ice plants?
Ammonia

Which is the S.I. Unit of heat?
Calorie

Which poisonous gas produced when PVC is burned?
Dioxin

Who invented the calculating machine?
Blaise Pascal

What is a Femto second?
A Femto second is a millionth of billionth of second

What is “zero energy”?
The energy that exists in atom is zero energy

Who invented the pendulum of clock?
Galileo

Who invented the Cellophane?
J.Brander perger