Question 1

----------------is the field in which the nano particles are used with silica coated iron oxide iron oxide.

Accepted Answer

A) magnetic applications 
B) electronics 
C) medical diagnosis 
D) structural and mechanical materials 
A) magnetic applications 
B) electronics 
C) medical diagnosis 
D) structural and mechanical materials C

Question 2

In the powder method, in powder sample various--------------samples are also present in every possible orientation.

Accepted Answer

A) miller indices 
B) lattice 
C) unit cell 
D) atoms 
A) miller indices 
B) lattice 
C) unit cell 
D) atoms B

Question 3

Natural graphite is mostly used in

Accepted Answer

A) refrigerators 
B) laboratories 
C) catalyst 
D) fuel 
A) refrigerators 
B) laboratories 
C) catalyst 
D) fuel A

Question 4

The---------------to the ceramics are superior coatings.

Accepted Answer

A) nano particles 
B) nano powder 
C) nano crystals coating 
D) nano gel 
A) nano particles 
B) nano powder 
C) nano crystals coating 
D) nano gel

Question 5

Which of the following is used in electron microscope?

Accepted Answer

A) electron beams 
B) magnetic fields 
C) light waves 
D) electron beams and magnetic fields 
A) electron beams 
B) magnetic fields 
C) light waves 
D) electron beams and magnetic fields

Question 6

The synthesized magnetic nano particles from-------------- have been found to self- arrange automatically.

Accepted Answer

A) zinc 
B) copper 
C) iron 
D) zirconium 
A) zinc 
B) copper 
C) iron 
D) zirconium

Question 7

The nano particles from iron and palladium are used to produce

Accepted Answer

A) magnets 
B) magnetic lens 
C) magneto meters 
D) magnetic storage devices 
A) magnets 
B) magnetic lens 
C) magneto meters 
D) magnetic storage devices

Question 8

Coating the nano crystals with the ceramics is carried that leads to

Accepted Answer

A) corrosion 
B) corrosion resistant 
C) wear and tear 
D) soft 
A) corrosion 
B) corrosion resistant 
C) wear and tear 
D) soft

Question 9

What is the disadvantage of the Debye- Scherrer film to obtain the d-spacings?

Accepted Answer

A) temperature required is too high 
B) exposure time is long 
C) closely spaced arcs are circular 
D) cones formed by the diffracted beams are two heavy in weight 
A) temperature required is too high 
B) exposure time is long 
C) closely spaced arcs are circular 
D) cones formed by the diffracted beams are two heavy in weight

Question 10

Which of the following method for detecting the diffracted beams in the powder method of crystals?

Accepted Answer

A) miller method 
B) dalton method 
C) guinier method 
D) stockbarger method 
A) miller method 
B) dalton method 
C) guinier method 
D) stockbarger method

Question 11

During the detection of the cones by the thin strip of film which one of the following statements is appropriate for the cones and the films?

Accepted Answer

A) cones are parallel to the strip of the films 
B) cones are perpendicular to the strip of the films 
C) cones intersects the strip of the films 
D) cones are vertically placed over the strip of the film 
A) cones are parallel to the strip of the films 
B) cones are perpendicular to the strip of the films 
C) cones intersects the strip of the films 
D) cones are vertically placed over the strip of the film

Question 12

Fabrics are extensively made out of nano materials like

Accepted Answer

A) carbon nano tubes 
B) fullerenes 
C) mega tubes 
D) polymers 
A) carbon nano tubes 
B) fullerenes 
C) mega tubes 
D) polymers

Question 13

For high sensitivity or selectivity environmental sensors to sense the gaseous chemical like

Accepted Answer

A) co2 
B) no3 
C) o2 
D) no 
A) co2 
B) no3 
C) o2 
D) no

Question 14

----------------of ceramic components are easier through nano structuring.

Accepted Answer

A) lubrication 
B) coating 
C) fabrication 
D) wear 
A) lubrication 
B) coating 
C) fabrication 
D) wear

Question 15

By nano scale distribution of the--------------in matrix improves the life and performance.

Accepted Answer

A) carbide 
B) tungsten 
C) hydrides 
D) nitrites 
A) carbide 
B) tungsten 
C) hydrides 
D) nitrites

Question 16

Which of the following are true for electron microscopy?

Accepted Answer

A) specimen should be thin and dry 
B) image is obtained on a phosphorescent screen 
C) electron beam must pass through evacuated chamber 
D) specimen should be thin and dry, image is obtained on a phosphorescent screen and electron beam must pass through evacuated chamber 
A) specimen should be thin and dry 
B) image is obtained on a phosphorescent screen 
C) electron beam must pass through evacuated chamber 
D) specimen should be thin and dry, image is obtained on a phosphorescent screen and electron beam must pass through evacuated chamber

Question 17

Which of the following rays are used in the powder method of crystals?

Accepted Answer

A) gamma rays 
B) ?-rays 
C) ?-rays 
D) monochromatic x-rays 
A) gamma rays 
B) ?-rays 
C) ?-rays 
D) monochromatic x-rays

Question 18

Which of the following shapes are formed by the diffracted radiation in the powder method?

Accepted Answer

A) circular 
B) spherical 
C) conical 
D) cubical 
A) circular 
B) spherical 
C) conical 
D) cubical

Question 19

The extensively used nano particles as catalyst is

Accepted Answer

A) silver 
B) copper 
C) gold 
D) cerium 
A) silver 
B) copper 
C) gold 
D) cerium

Question 20

DNA detection through the ------------------ by using the oligonucleotide functionalised gold nano crystals is developed.

Accepted Answer

A) colorimetric 
B) diathermy 
C) electro therapy 
D) treatment tables 
A) colorimetric 
B) diathermy 
C) electro therapy 
D) treatment tables

----------------is the field in which the nano particles are used with silica coated iron oxide iron oxide.

In the powder method, in powder sample various--------------samples are also present in every possible orientation.

Natural graphite is mostly used in

The---------------to the ceramics are superior coatings.

Which of the following is used in electron microscope?

The synthesized magnetic nano particles from-------------- have been found to self- arrange automatically.

The nano particles from iron and palladium are used to produce

Coating the nano crystals with the ceramics is carried that leads to

What is the disadvantage of the Debye- Scherrer film to obtain the d-spacings?

Which of the following method for detecting the diffracted beams in the powder method of crystals?

During the detection of the cones by the thin strip of film which one of the following statements is appropriate for the cones and the films?

Fabrics are extensively made out of nano materials like

For high sensitivity or selectivity environmental sensors to sense the gaseous chemical like

----------------of ceramic components are easier through nano structuring.

By nano scale distribution of the--------------in matrix improves the life and performance.

Which of the following are true for electron microscopy?

Which of the following rays are used in the powder method of crystals?

Which of the following shapes are formed by the diffracted radiation in the powder method?

The extensively used nano particles as catalyst is

DNA detection through the ------------------ by using the oligonucleotide functionalised gold nano crystals is developed.

Nano Materials and Their Properties

Fabrication, Machining and Colloidal Routes

Colloids, Fiber Fabrication, Thin Film Technology, and Electroplating

Nanotechnology and Surface Mount Technology: Properties, Preparation, and Applications

Carbon Nanostructures and Applications

Carbon Nanotubes and Graphite

Electron Microscopy, Surface Analysis, and Transdermal Drug Delivery

Monolithic and Reservoir Devices, Wireless Services, Solar Cells, and Electrical Engineering Terms

Filters

Exam 7: Nano Materials and Crystallography Techniques

----------------is the field in which the nano particles are used with silica coated iron oxide iron oxide.

In the powder method, in powder sample various--------------samples are also present in every possible orientation.

Natural graphite is mostly used in

The---------------to the ceramics are superior coatings.

Which of the following is used in electron microscope?

The synthesized magnetic nano particles from-------------- have been found to self- arrange automatically.

The nano particles from iron and palladium are used to produce

Coating the nano crystals with the ceramics is carried that leads to

What is the disadvantage of the Debye- Scherrer film to obtain the d-spacings?

Which of the following method for detecting the diffracted beams in the powder method of crystals?

During the detection of the cones by the thin strip of film which one of the following statements is appropriate for the cones and the films?

Fabrics are extensively made out of nano materials like

For high sensitivity or selectivity environmental sensors to sense the gaseous chemical like

----------------of ceramic components are easier through nano structuring.

By nano scale distribution of the--------------in matrix improves the life and performance.

Which of the following are true for electron microscopy?

Which of the following rays are used in the powder method of crystals?

Which of the following shapes are formed by the diffracted radiation in the powder method?

The extensively used nano particles as catalyst is

DNA detection through the ------------------ by using the oligonucleotide functionalised gold nano crystals is developed.

Nano Materials and Their Properties

Fabrication, Machining and Colloidal Routes

Colloids, Fiber Fabrication, Thin Film Technology, and Electroplating

Nanotechnology and Surface Mount Technology: Properties, Preparation, and Applications

Carbon Nanostructures and Applications

Carbon Nanotubes and Graphite

Electron Microscopy, Surface Analysis, and Transdermal Drug Delivery

Monolithic and Reservoir Devices, Wireless Services, Solar Cells, and Electrical Engineering Terms

Filters