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Communication Systems - Engineering

Communication Systems - Section 1
Communication Systems - Section 2
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Communication Systems - Section 5
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Communication Systems - Section 14
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Communication Systems - Section 20
Communication Systems - Section 21
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Communication Systems - Section 24
Communication Systems - Section 25

High frequency waves are

A absorbed by F₂ layer

B affected by solar cycle

C reflected by D layer

D none of the above

ANS:B - affected by solar cycle

No answer description is available.

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