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A Steel Bar 16.5 cm16.5 \mathrm{~cm} In Diameter Is Being Ground in a Lathe

Question 24

Short Answer

A steel bar 16.5 cm16.5 \mathrm{~cm} in diameter is being ground in a lathe. The surface speed of the bar is 16.8 m/min16.8 \mathrm{~m} / \mathrm{min} . How many revolutions will the bar make in 10 s10 \mathrm{~s} ?

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