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BTEC Applied Science Unit 1 Physics - C Waves in Communication C3 Electromagnetic waves in communication / Btec Applied Science Unit 11 Assignment C Full Assignment

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BTEC Applied Science Unit 1 Physics - C Waves in Communication C3 Electromagnetic waves in communication / Btec Applied Science Unit 11 Assignment C Full Assignment

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BTEC Applied Science Unit 1 Physics - C
Waves in Communication C3
Electromagnetic waves in communication /
Btec Applied Science Unit 11 Assignment C
Full Assignment




What is the electromagnetic spectrum? - ANS-The range of
wavelengths or frequencies over which electromagnetic radiation
extends.


State the order of the electromagnetic spectrum (longest
wavelength and lowest frequency --> lowest wavelength and
highest frequency). - ANS-Radio waves, microwaves, infrared
radiation, visible light, ultraviolet, x-rays, gamma rays

, Red light has... - ANS-a low frequency and a long wavelength


Blue/purple light has... - ANS-a high frequency and a short
wavelength


Radio waves frequency - ANS-10 ^4 - 10 ^8 Hz


Microwaves frequency - ANS-10^10 Hz


Infrared frequency - ANS-10^13 Hz


Visible light frequency - ANS-10^15 Hz


Ultraviolet frequency - ANS-10^16 Hz


X-rays frequency - ANS-10^18 Hz


Gamma rays' frequency - ANS-10^20 Hz


Radio waves - ANS-- Electromagnetic waves with the longest
wavelengths and lowest frequencies - Emitted by radio and TV
transmitters
- Used to send radio and TV programmes
- Detected by aerials and radios/TVs

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