1. Computer Science Engineering (CSE)
  2. Communication Engineering
  3. As the value of M                    the...

As the value of M                    the bandwidth efficiency                  

A. increases, same.
B. increases, decreases
C. increases, increases
D. decreases, same
Answer» C. increases, increases
Explanation: the first null bandwidth of m- ary psk signals decrease as m increases while rb is held constant. therefore, as the value of m increases, the bandwidth efficiency also increases.
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