Electromagnetic Waves and Communication System — Physics STD 11 Science — Question
Maharashtra BoardEnglish MediumSTD 11 SciencePhysicsElectromagnetic Waves and Communication System2 Marks
Question
State various units used for frequency of electromagnetic waves.
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Answer
$1. \ \text{SI}$ unit of frequency of electromagnetic waves is hertz $(Hz).$
$2.$ Higher frequencies are represented by $kHz, MHz, GHz$ etc.
$[$Note: $1 kHz = 10^3 Hz, 1 MHz =10^6 Hz, 1 GHz = 10^9 Hz]$
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