210. Commercial available medium size machines have a speed range of __________ ? September 7, 2025 by Admin 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 ✅ The correct answer is option D.
