Carbon interview questions
Carbon interview questions
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Total Questions: 15
1. Carbon nano tubes are the sheets of graphite about ________
Correct Answer is : 0.4nm
2. Carbon nano tubes are also called as ________
Correct Answer is : Bucky tubes
3. Carbon nano tubes are first observed in _________
Correct Answer is : 1991
4. In how many methods the CNT can be prepared?
Correct Answer is : 4
5. The current used in the arc discharge method is about _________
Correct Answer is : 100mA
6. The carbon contained in the negative electrode sublimates.
Correct Answer is : TRUE
7. The yield of the laser ablation is ______________
Correct Answer is : 0.7
8. Laser ablation method is developed by _______
Correct Answer is : Richard Smalley
9. A water cooled surface is used in the process to collect __________
Correct Answer is : Nano tubes
10. To improve the composite of graphite _______ is used as catalyst.
Correct Answer is : CO and NI
11. Plasma torch method is used in the year ________
Correct Answer is : 2005
12. Plasma torch method is similar to the __________
Correct Answer is : Arc discharge
13. Plasma torch method is produces ______ of CNT per minute.
Correct Answer is : 2Gms
14. Chemical vapour decomposition is developed in an year ________
Correct Answer is : 2007
15. The substrate is heated to ________
Correct Answer is : 700C
