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Refractive index mu of a layer in sky wa...

Refractive index `mu` of a layer in sky wave propagation is given by

A

` mu = sqrt( 1 - ( 81.45 N)/(v^(2)))`

B

` mu = sqrt( 1 + ( 81.45 N)/(v^(2)))`

C

` mu = sqrt( 1 + ( 81.45 N^(2))/(v))`

D

` mu = sqrt( 1 - ( 81.45 N^(2))/(v))`

Text Solution

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The correct Answer is:
A
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PRADEEP-COMMUNICATION SYSTEMS-Exercise
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