1. In which of the following the atoms do not move from each other?
Correct Answer is : Nano materials
2. Which of the following uses radio frequency to produce nano-particles?
Correct Answer is : Plasma arching
3. Which of the following methods can be used to produce nano-powders of oxides?
Correct Answer is : Chemical vapour deposition
4. Which of the following is used to make both nano-particles and nano-powders?
Correct Answer is : Sol-gel technique
5. Which method can be used to prepare iron nitriles nano-crystals using ammonia gas?
Correct Answer is : Mechanical crushing