In a Frequency Modulator, the carrier signal, eC = 8 sin[2π(600k)t] is frequency modulated by em = 5cos[2π(1k)t]. The Frequency deviation constant of the modulator is K = 500 Hz/V. Determine...

In a Frequency Modulator, the carrier signal, eC = 8 sin[2π(600k)t] is frequency modulated by
em = 5cos[2π(1k)t]. The Frequency deviation constant of the modulator is K = 500 Hz/V.
Determine (a)Frequency deviation at t=145microsec (b)Maximum frequency deviation (c)Modulation index of the FM signal