665×10-3m, calculate the critical speed of the shaft in rps. Centre of disc at 0.25m away from centre of axis of shaft.

665×10-3m, calculate the critical speed of the shaft in rps. Centre o

1.	665×10-3m, calculate the critical speed of the shaft in rps. Centre of disc at 0.25m away from centre of axis of shaft.
A.	8.64
B.	9.64
C.	10.64
D.	12.2
Answer» E.