Nanotechnology Multiple Choice Questions and Answers

1. Nano technology is also referred as

1. carbon engineering
2. atomic engineering
3. small technology
4. microphysics

2. The size of a quantum dot is

1. 5m
2. 5 x 10^-9
3. 5 x 10^-10
4. 5 x 10⁹

3. The diameter of human hair is

1. 75m
2. 75000
3. 7.5 x 10^-5
4. 7.5 x 10^-9

4. 1 nanometer is equivalent to

1. 10^-7
2. 10^-6
3. 10^-9
4. 10^-8

5. 20 micron is

1. 20 x 10^-9
2. 20 x 10⁹
3. 200
4. 20000

6. How many oxygen atoms lined up in a row would fit in a one nonometer space?

1. 1
2. 7
3. 70
4. None. An oxygen atom is bigger than 1nm

7. In a bucky ball, each carbon atom is bound to……………..adjacent carbon atoms

1. 1
2. 2
3. 3
4. 4

8. Nanorobots (nanobots)

1. do not exist
2. exist in experimental forms in laboratories
3. are ready used in nanomedicine to remove plaque from the walls of arteries
4. will be used by NASA in the next unmanned mission to the space

9. The cutoff limit of human eye to see is

1. 10nm
2. 100nm
3. 1000nm
4. 10000nm

10. The diameter of a bucky ball is about

1. 1 Armstrong
2. 100 Armstrong
3. 1 nm
4. 10 nm