Yes, the magnitude of displacement current changes [actually decreases] if the frequency of the a.c. source is decreased. Class 12 Physics Chapter 8 Electromagnetic Waves Session 2024-2025.
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Magnitudes of both conduction current as well as displacement current are zero when a capacitor is fully charged by a d.c. source. Class 12 Physics Chapter 8 Electromagnetic Waves Session 2024-2025.
Ultraviolet rays are used for water purifiers as well as in LASIC eye surgery. Class 12 Physics Chapter 8 Electromagnetic Waves Session 2024-2025.
Microwaves. Usedin microwave oven. Class 12 Physics Chapter 8 Electromagnetic Waves Session 2024-2025.
Infrared waves are produced by hot bodies and molecules on account of vibrations in atoms and molecules. their wavelength range from 1 mm to 700 nm. Class 12 Physics Chapter 8 Electromagnetic Waves Session 2024-2025.