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The electromagnetic waves ranging in frequencies between 1 GHz and 300 GHz are called _______
- a)Radio waves
- b)Microwaves
- c)Infrared waves
- d)Light waves
Correct answer is option 'B'. Can you explain this answer?
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The electromagnetic waves ranging in frequencies between 1 GHz and 300...
Option 2 : Microwaves
Concept:
- Frequencies range of Radio waves: 3KHz to 300GHz
- Frequencies range of Micro waves: 1GHz to 300GHz
- Frequencies range of Infrared waves: 300GHz to 400THz
- Frequencies range of light waves: 430THz to 750THz
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The electromagnetic waves ranging in frequencies between 1 GHz and 300...
Overview of Electromagnetic Waves
Electromagnetic waves are a form of energy that travels through space at the speed of light. They encompass a wide range of frequencies and wavelengths, categorized into different types based on their frequency ranges.
Frequency Range of Microwaves
- The specific range of frequencies between 1 GHz (gigahertz) and 300 GHz places these waves in the microwave category.
- Microwaves are characterized by their shorter wavelengths compared to radio waves, making them suitable for various applications.
Characteristics of Microwaves
- Wavelength: Microwaves have wavelengths ranging from 1 mm to 30 cm.
- Applications: They are extensively used in telecommunications, satellite communications, and radar technology, as well as in microwave ovens for cooking food.
- Interaction with Matter: Microwaves are effective at heating substances, especially water molecules, which is why they are used in cooking.
Comparison with Other Electromagnetic Waves
- Radio Waves: Typically have frequencies below 1 GHz and longer wavelengths, making them ideal for AM/FM radio and television broadcasts.
- Infrared Waves: These have frequencies above microwaves, typically from about 300 GHz to 400 THz (terahertz), and are used in thermal imaging and remote controls.
- Light Waves: Visible light falls within the range of approximately 400 THz to 800 THz, allowing humans to see.
In conclusion, the electromagnetic spectrum is diverse, and the classification of waves into categories like microwaves is essential for understanding their properties and applications. Thus, the correct answer to the question is option 'B', as microwaves specifically encompass the frequency range of 1 GHz to 300 GHz.
Electromagnetic waves are a form of energy that travels through space at the speed of light. They encompass a wide range of frequencies and wavelengths, categorized into different types based on their frequency ranges.
Frequency Range of Microwaves
- The specific range of frequencies between 1 GHz (gigahertz) and 300 GHz places these waves in the microwave category.
- Microwaves are characterized by their shorter wavelengths compared to radio waves, making them suitable for various applications.
Characteristics of Microwaves
- Wavelength: Microwaves have wavelengths ranging from 1 mm to 30 cm.
- Applications: They are extensively used in telecommunications, satellite communications, and radar technology, as well as in microwave ovens for cooking food.
- Interaction with Matter: Microwaves are effective at heating substances, especially water molecules, which is why they are used in cooking.
Comparison with Other Electromagnetic Waves
- Radio Waves: Typically have frequencies below 1 GHz and longer wavelengths, making them ideal for AM/FM radio and television broadcasts.
- Infrared Waves: These have frequencies above microwaves, typically from about 300 GHz to 400 THz (terahertz), and are used in thermal imaging and remote controls.
- Light Waves: Visible light falls within the range of approximately 400 THz to 800 THz, allowing humans to see.
In conclusion, the electromagnetic spectrum is diverse, and the classification of waves into categories like microwaves is essential for understanding their properties and applications. Thus, the correct answer to the question is option 'B', as microwaves specifically encompass the frequency range of 1 GHz to 300 GHz.
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The electromagnetic waves ranging in frequencies between 1 GHz and 300 GHz are called _______a)Radio wavesb)Microwavesc)Infrared wavesd)Light wavesCorrect answer is option 'B'. Can you explain this answer?
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