Study question

 

1. What are the basic steps involved in electron microscope?

2. What are the steps involved in preparation of specimen for observation in the electron microscope?

3. What is the principle for calculation of magnification in SEM?

4. Describe the reaction exploited in SEM and TEM both?

5. How sample prepared for TEM?

6. What are the limitations of TEM?

7. Write short notes on

• i.  Electron microscope

ii.  Electron gun

iii.  SEM

iv  Advantages and disadvantages of SEM

v. TEM