Objective Questions Characterization of Tools of nano materials

Solapur University M.Sc  Nano Technology (Semester-II) Paper on Characterization of Tools of nanomaterials March 2019

 

Sr. No. Question
1 __________technique is suitable for function group detection.

(a)    FTIR

(b)   UV-VIS Spectroscopy

(c)    XRD

(d)   NMR

2 ____________is not a scanning probe microscopy.

(a)    SEM

(b)   TEM

(c)    AFM

(d)   Both (a) and (b)

3 Usually quantum structures are _________

(a)    Less than 100 nm

(b)   Less than 10 nm

(c)    Greater than 10 nm

(d)   Greater than 100 nm

4 ____________is used in electron microscope.

(a)    Electron beams

(b)   Magnetic fields

(c)    Light waves

(d)   Electron beams and magnetic fields

5 _________technique getting a three-dimensional picture of the specimen.

(a)    Transmission Electron Microscope

(b)   Scanning Electron Microscope

(c)    Compound Microscope

(d)   Simple Microscope

   
6 Principal of UV –VIS Spectroscopy is based on ________

(a)    Beer-Lambert law

(b)   Bragg’s Law

(c)    Both (a) and (b)

(d)   None of the above

7 Thermal stability of the material is given by ________

(a)    TGA

(b)   TEM

(c)    Thermal conductivity measurement

(d)   Both (a) & (b)

8 Energy of the electromagnetic radiation is decreases with _________

(a)    Increasing wavelength

(b)   Decreasing wavelength

(c)    Both (a) and (b)

(d)   None of these

9 ____________of transition take place in UV-Vis Spectroscopy

(a)    Rotational

(b)   Vibrational

(c)    Electronic

(d)   All of the above

10 Range of Visible light’s wavelength is between _________

(a)    0.39 – 0.77 mm

(b)   0.39 – 0.77 nm

(c)    0.39 – 0.77 cm

(d)   None of the above

   
11 Dilatometry is also known as ________

(a)    TGA

(b)   DTA

(c)    DSC

(d)   TMA

   
  Published on 25th Sept 2021
   

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