Q. Which of the following are true for electron microscopy? (Solved)
1. specimen should be thin and dry
2. image is obtained on a phosphorescent screen
3. electron beam must pass through evacuated chamber
4. specimen should be thin and dry, image is obtained on a phosphorescent screen and 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