The ultraviolet (UV) radiation from sunlight, specifically UV-B (280–315 nm) and UV-C (100–280 nm), is absorbed by the ozone layer. This absorption protects life on Earth by reducing harmful radiation reaching the surface. For more visit here: https://www.tiwariacademy.com/ncert-solutions/class-12/pRead more
The ultraviolet (UV) radiation from sunlight, specifically UV-B (280–315 nm) and UV-C (100–280 nm), is absorbed by the ozone layer. This absorption protects life on Earth by reducing harmful radiation reaching the surface.
Yes, electromagnetic waves carry both energy and momentum. They transfer energy through their electric and magnetic fields and exert pressure (radiation pressure) when interacting with matter, demonstrating their momentum-carrying capability. For more visit here: https://www.tiwariacademy.com/ncert-Read more
Yes, electromagnetic waves carry both energy and momentum. They transfer energy through their electric and magnetic fields and exert pressure (radiation pressure) when interacting with matter, demonstrating their momentum-carrying capability.
A wave with a frequency of 5 × 10¹⁹ Hz belongs to the X-rays region of the electromagnetic spectrum, characterized by extremely high energy and frequency, used in medical treatments and scientific research. For more visit here: https://www.tiwariacademy.com/ncert-solutions/class-12/physics/chapter-8Read more
A wave with a frequency of 5 × 10¹⁹ Hz belongs to the X-rays region of the electromagnetic spectrum, characterized by extremely high energy and frequency, used in medical treatments and scientific research.
The descending order of wavelengths for the given electromagnetic radiations is: Radio waves > Infrared light > Blue light > X-rays. Radio waves have the longest wavelengths, while X-rays have the shortest. For more visit here: https://www.tiwariacademy.com/ncert-solutions/class-12/physics/Read more
The descending order of wavelengths for the given electromagnetic radiations is:
Radio waves > Infrared light > Blue light > X-rays.
Radio waves have the longest wavelengths, while X-rays have the shortest.
(i) Radar uses microwaves, part of the electromagnetic spectrum with frequencies ranging from 1 GHz to 300 GHz. (ii) Eye surgery employs ultraviolet (UV) light, specifically excimer lasers, with frequencies ranging from 750 THz to 30,000 THz. For more visit here: https://www.tiwariacademy.com/ncert-Read more
(i) Radar uses microwaves, part of the electromagnetic spectrum with frequencies ranging from 1 GHz to 300 GHz.
(ii) Eye surgery employs ultraviolet (UV) light, specifically excimer lasers, with frequencies ranging from 750 THz to 30,000 THz.
Which part of electromagnetic spectrum is absorbed from sunlight by ozone layae?
The ultraviolet (UV) radiation from sunlight, specifically UV-B (280–315 nm) and UV-C (100–280 nm), is absorbed by the ozone layer. This absorption protects life on Earth by reducing harmful radiation reaching the surface. For more visit here: https://www.tiwariacademy.com/ncert-solutions/class-12/pRead more
The ultraviolet (UV) radiation from sunlight, specifically UV-B (280–315 nm) and UV-C (100–280 nm), is absorbed by the ozone layer. This absorption protects life on Earth by reducing harmful radiation reaching the surface.
For more visit here:
See lesshttps://www.tiwariacademy.com/ncert-solutions/class-12/physics/chapter-8/
Do electromagnetic waves carry energy and momentum?
Yes, electromagnetic waves carry both energy and momentum. They transfer energy through their electric and magnetic fields and exert pressure (radiation pressure) when interacting with matter, demonstrating their momentum-carrying capability. For more visit here: https://www.tiwariacademy.com/ncert-Read more
Yes, electromagnetic waves carry both energy and momentum. They transfer energy through their electric and magnetic fields and exert pressure (radiation pressure) when interacting with matter, demonstrating their momentum-carrying capability.
For more visit here:
See lesshttps://www.tiwariacademy.com/ncert-solutions/class-12/physics/chapter-8/
To which part of the electromegnetic spectrum does the wave of frequency 5 × 10¹⁹ Hz belong?
A wave with a frequency of 5 × 10¹⁹ Hz belongs to the X-rays region of the electromagnetic spectrum, characterized by extremely high energy and frequency, used in medical treatments and scientific research. For more visit here: https://www.tiwariacademy.com/ncert-solutions/class-12/physics/chapter-8Read more
A wave with a frequency of 5 × 10¹⁹ Hz belongs to the X-rays region of the electromagnetic spectrum, characterized by extremely high energy and frequency, used in medical treatments and scientific research.
For more visit here:
See lesshttps://www.tiwariacademy.com/ncert-solutions/class-12/physics/chapter-8/
Arrange the given electromagnetic radiations in the descending order of wavelengths: X-rays, rsdio waves, blue light, infrared light.
The descending order of wavelengths for the given electromagnetic radiations is: Radio waves > Infrared light > Blue light > X-rays. Radio waves have the longest wavelengths, while X-rays have the shortest. For more visit here: https://www.tiwariacademy.com/ncert-solutions/class-12/physics/Read more
The descending order of wavelengths for the given electromagnetic radiations is:
Radio waves > Infrared light > Blue light > X-rays.
Radio waves have the longest wavelengths, while X-rays have the shortest.
For more visit here:
See lesshttps://www.tiwariacademy.com/ncert-solutions/class-12/physics/chapter-8/
Identify the part of the electromagnetic spectrum used i (i) radar and (ii) eye surgery. Write their frequency range.
(i) Radar uses microwaves, part of the electromagnetic spectrum with frequencies ranging from 1 GHz to 300 GHz. (ii) Eye surgery employs ultraviolet (UV) light, specifically excimer lasers, with frequencies ranging from 750 THz to 30,000 THz. For more visit here: https://www.tiwariacademy.com/ncert-Read more
(i) Radar uses microwaves, part of the electromagnetic spectrum with frequencies ranging from 1 GHz to 300 GHz.
(ii) Eye surgery employs ultraviolet (UV) light, specifically excimer lasers, with frequencies ranging from 750 THz to 30,000 THz.
For more visit here:
See lesshttps://www.tiwariacademy.com/ncert-solutions/class-12/physics/chapter-8/