Identify the incorrect statement from the following .

Options

A. AM detection is carried out using a rectifier and an envelop detector
B. Pulse position denotes the time of rise or fall of the pulse amplitude
C. Modulation index `mu` is kept ` ge` 1 , to avoid distortion
D. Facsamile (FAX) scans the contents of the document to create electronic signals

Answer

C

Explanation

For standard result `mu` cannot be greater than 1.