which of the following statement is *wrong* ?
(i) The attenuation of surface waves increases with increase in frequency.
(ii) The phenomenon involved in sky wave propagation is similar to total internal reflection.
(iii) Space wave mode of propagation is used in satellite communication.
(iv) Sky wave propagation is useful only in the range of frequencies 30 to 40 MHz
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Explanation:
I THINK (1) IS WRONG
PLEASE DO THANKSGIVING ONLY FOR IT
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