If a message signal of frequency 
and peak voltage 
is used to modulate a carrier wave of frequency 
, the modulation index is 0.6 . To make the modulation index 0.75 , the carrier peak voltage should be
A
decreased by 
B
increased by 
C
decreased by 
D
increased by 
Text Solution
Verified by ExpertsThe correct answer is:
A
Modulation index, 
Let's 
carrier 
In first case, 
In second case; 
Change in peak voltage of carrier wave
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