Practicing Success

Target Exam

CUET

Subject

Physics

Chapter

Communication

Question:

Modulation index in an FM signal : 

Options:

varies inversely as the frequency deviation

varies directly as the modulating frequency

varies directly as frequency deviation and inversely as the modulating frequency

none of the above

Correct Answer:

varies directly as frequency deviation and inversely as the modulating frequency

Explanation:

mf = \(\frac{\delta }{f_{m}}\)