Communication Systems - Engineering

Q1:

The ratio for 100% amplitude modulation with identical total transmitted power (mf is modulation index of FM) is

A
mf2

B
m2f

C
mf3

D
m3f

ANS:B -

m2f

Answer option A.

WBFM=3/2 beta^2.
AM=1/3
According to the equation. The Answer is 9/2 β^2.