What is the deviation ratio if the maximum deviation is 25kHz and the maximum modulating frequency is 15kHz?(a) 1.55(b) 1.667(c) 4.7(d) 2.13This question was addressed to me in an interview for job.Question is taken from Frequency, Phase Modulation, Modulation Index and Sidebands topic in section Amplitude & Frequency Modulation of Avionics

What is the deviation ratio if the maximum deviation is 25kHz and the

1.	What is the deviation ratio if the maximum deviation is 25kHz and the maximum modulating frequency is 15kHz?(a) 1.55(b) 1.667(c) 4.7(d) 2.13This question was addressed to me in an interview for job.Question is taken from Frequency, Phase Modulation, Modulation Index and Sidebands topic in section Amplitude & Frequency Modulation of Avionics
Answer» The CORRECT OPTION is (B) 1.667 The EXPLANATION is: MF = ^fd⁄fm = ^25⁄15 = 1.667.

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