Question

What is bit rate -> baud rate formula in manchester encoding and differential manchester encoding??

Answer 1

Baud rate means the number of times a signal in a communication channel changes state.
    bit rate is no of data bits transmitted in one second.
in both manchaster and differential manchester encoding scheme
baud rate =2*bit rate
   for better understanding go through 
http://stackoverflow.com/questions/25834577/why-in-manchester-encoding-the-bit-rate-is-half-of-the-baud-rate