2. Super cooled Fermi gas is ....th form of matter.
3. Who discovered Doppler Effect?
Answer:- Christian Doppler
4.Amount of matter is measured in :
5. NASA sent Phonenix mission to:
6. Instrument used in submarines to view the surface of water?
7.The process of water becoming vapor is :
8. The instrument that converts mechanical energy into electrical energy is .....
9. In an electric motor electrical energy is mainly converted to .....
Answer:- Mechanical energy
10. What will be the weight of a man on Moon, if he has 60Kg weight on Earth?