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Worksheets

Nanotech

Total questions: 15

Worksheet time: 5mins

Name
Class
Date
1.

Who is the father of nanotechnology?

a)

Karl Erkey

b)

Richard Feynman

c)

Nikola Tesla

d)

Karl Max

2.

Which country is most advance in nanotechnology as of now?

a)

Japan

b)

USA

c)

India

d)

China

3.

Carbon nanotubes act like_____across the tube

a)

Lubricant

b)

Insulator

c)

Conductor

d)

Pipe

4.

Nanoscale refers to distance scale ranging from__nm to__nm.

a)

1,100

b)

0.1,100

c)

0.1,1000

d)

1,100

5.

20 micron is

a)

20×10^-9

b)

20×10^9

c)

20×10^-6

d)

20×10^6

6.

What is the thickness of graphene in nm?

a)

1 to 20

b)

200 to 500

c)

0.8 to 1

d)

0.4 to 1.7

7.

What is other name for nanotechnology?

a)

Particle technology

b)

Macrotechnology

c)

Picotecnology

d)

Micro technology

8.

What is the size the size of atoms in nanoscale(in nm)?

a)

20 to 30

b)

1000 to 2000

c)

1 to 10

d)

0.1 to 0.5

9.

Is construction of one dimensional device possible?

a)

No,all object in the real world are 3 D only

b)

Yes,some nano devices are

c)

It is not possible to predict this question

d)

Not possible now, because of lack of advance technology.

10.

Which element is commonly used in nanotechnology?

a)

Silicon

b)

Iron

c)

Carbon

d)

Hydrogen

11.

Who discovered carbon Nano tube?

a)

Richard Feynman

b)

Lijima

c)

Einstein

d)

Nikola Tesla

12.

What is used in solar panel?

a)

Silver

b)

Carbon nanotube

c)

Iron

d)

Graphene

13.

What is the most important feature of carbon nano tubes?

a)

high tensile strength

b)

Cheaper and easier to use

c)

Highly ductile

d)

It is temperature resistant

14.

Why is carbon nanotube stronger?

a)

Due to covalent bonding between them

b)

Due to Van der Waals force

c)

Due to nuclear force between carbon nuclei

d)

None of the above

15.

What is the smallest unit of length?

a)

Nanometer (nm)

b)

Picometer(pi)

c)

Graham lenght

d)

Planck Lenght