1
AP EAPCET 2025 - 23rd May Evening Shift
MCQ (Single Correct Answer)
+1
-0

Ionosphere acts as a reflector for the frequency range of

A

$3-30 \mathrm{kHz}$

B

$3-30 \mathrm{MHz}$

C

$3-30 \mathrm{~Hz}$

D

$3-30 \mathrm{GHz}$