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The maximum frequency of transmitted rad...

The maximum frequency of transmitted radio waves above which the radio waves are no longer reflected back by ionosphere is (N = maximum electron density of ionosphere, g = acceleration due to gravity)

A

9 N

B

`9N^(2)`

C

`9sqrt(N)`

D

`9^(2)N_(2)`

Text Solution

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The correct Answer is:
C
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