Multiple Choice
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.
Correct Answer:
Verified
Correct Answer:
Verified
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