railway RRB JE (CBT I + CBT II) Mock Test 2024 Communication Systems Angle Modulation Frequency Modulation
What is band width of frequency modulated wave, if the frequency deviation allowed is 55 kHZ and the modulating signal has frequency of 10 kHZ?
1
75 kHZ
2
55 kHZ
3
130 kHZ
4
120 kHZ