What is the radius of the circle in M-ary PSK on which message points

1.	What is the radius of the circle in M-ary PSK on which message points are equaly spaced?
A.	‚Äö√Ñ√∂‚àö‚Ä†‚àö‚àÇEs
B.	‚Äö√Ñ√∂‚àö‚Ä†‚àö‚àÇEb
C.	Eb
D.	Es
Answer» B. ‚Äö√Ñ√∂‚àö‚Ä†‚àö‚àÇEb

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