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PHYSICS 111 HOMEWORK SOLUTION #8 New 0 2 0 2 An object has a kinetic energy of 239 J and a momentum of magnitude 27 3 kgm/s Find the speed and the mass of the object • Let's use the expressions of problem 1 K p = mv2 2mv = v 2 v = 2K p = 2 239 27 3 = 17 51m=s-energy of ball mill is maximum at of its speed-,Ball Mills Mine Engineer ComThis formula calculates the critical speed of any ball mill Most ball mills operate most efficiently between 65% and 75% of their critical speed Photo of a 10 Ft diameter by 32 Ft long ball mill in a Cement Plant …… Get More

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