In ______ machines, the size of the shaft is decided by the critical speed which depends on the deflection of the shaft.

In ______ machines, the size of the shaft is decided by the critical s

1.	In ______ machines, the size of the shaft is decided by the critical speed which depends on the deflection of the shaft.
A.	mall
B.	edium
C.	arge
D.	ny of the above
Answer» D. ny of the above