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electronics and communication engineering communication systems
1. A signal m(t) = 5 cos 2p 100 t frequency modulates a carrier. The resulting FM signal is 10 cos {(2p 105 t) + 15 sin (2p 100 t)} The approximate bandwidth of the FM would be
(A): 0.1 kHz
(B): 100 kHz
(C): 3.2 kHz
(D): 6 kHz
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