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Physics
In frequency modulated wave
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Q. In frequency modulated wave
MHT CET
MHT CET 2019
A
frequency varies with time
B
both frequency and amplitude vary with time
C
amplitude varies with time
D
both frequency and amplitude are constant
Solution:
In frequency modulated wave, only frequency varies with time, while the amplitude remains constant. This wave can be shown as
It is used in $FM$ broadcasting, telemetry and $RADAR$ etc.
