Discovered x-ray in 1895
-:- Wilhelm Roentgen
Production of ions
-:- Ionization
Atom that gains or loses electron and becomes electrically unbalanced
-:- Ion
When electron is removed from
An atom in ionization process
-:- Ion pair results
Ion pair
-:- 1. Atom becomes positive ion
2....
Electromagnetic ionizing radiation of very short wavelength resulting from the
bombardment of tungsten by highly accelerated electrons in a vacuum
✓ -:- X-ray
X-Ray tube contains
✓ -:- 1. Protective leaded glass housing
2. Cathode
3. Anode
Protective leaded glass housing
✓ -:- 1. Tube enclosure with all air removed, shielding prevents radiation leakage
2. High vacuum glass tube surrounded by refined oil with high insulating powers, oil helps
to absorb excess heat
Made of tungsten filament and molybdenum cup
✓ -:- Cathode
Charge of cathode
✓ -:- Negative
4|Page | Grade A+| 2024/2025
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