Science

Which is the instrument that is used to show that Archimedes principle is applicable to gases also?
Baroscope

What is the name of the cells that changes sunlight into electrical energy?
Photo voltaic cells

What is the unit of mass?
Kilogram

Which is the moving particle atom?
Electron

What type mirror used in the vehicles to see the vehicles from behind?
Convex

Which is the instrument to take photograph in mist and darkness?
Infra red Camera

What is the use of Kryometer?
For measuring very low temperature

Which device converts mechanical energy into electrical energy?
Dynamo

In which instrument microwaves were first produced?
Magnetron

Which is the electrolyte used for Nickel plating?
Nickel ammonium sulphate