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Electromagnetic Spectrum

Find the mism...

Question

Find the mismatch

A

Sky wave communication : Frequency upto 30 MHz

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B

Line-of-sight communication : Frequency greater than 40 MHz

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C

Mobile telephony : Frequency range 800-950 kHz

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D

Facsimile : Static document

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E

Ground wave propagation : Frequency less than a few MHz

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Solution

The correct option is D Mobile telephony : Frequency range 800-950 kHz
Range of Cellular Mobile Radio is 896 to 901 MHz- Mobile to base station
and 840-935MHz- Base station to mibile

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