Define modulation index

For an amplitude modulated wave, the maximum amplitude is found to be10V while the minimum amplitude is found to be 2V. Determine the modulation index, mu . What would be the value of mu if the minimum amplitude is zero volt?

What is the importance of modulation index?

Define modulation.What is its need ?

An audio signal of amplitude one-third the carrier amplitude is employed in amplitude modulation. What is the modulation index?

600 Hz modulating voltage fed into FM generator produces a frequency deviation of 3.36 KHz. Find the modulation index.