Commercial available medium size machines have a speed range of _____ – McqOptions

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1.	Commercial available medium size machines have a speed range of __________ ?
A.	200 to 400 r.p.m
B.	600 to 1000 r.p.m
C.	1000 to 1500 r.p.m
D.	2000 to 2500 r.p.m
Answer» E.

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