M Manisha Agrawal • 9.34K Points Tutor III Q. Concrete mixer are generally designed to run at a speed of ……….. Revolution per minute. (A) 40 to 50 (B) 30 to 40 (C) 15 to 20 (D) 20 to 30 Correct Answer - Option(C) Views: 83 Filed under category Advance Construction Technology Share
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