SOLUTION: A steel bar 6.70 in. in diameter is being ground in a lathe. The surface speed of the bar is 67.0 ft./min. How many revolutions will the bar make in 10.0 s? Round the answer to

Algebra ->  Finance -> SOLUTION: A steel bar 6.70 in. in diameter is being ground in a lathe. The surface speed of the bar is 67.0 ft./min. How many revolutions will the bar make in 10.0 s? Round the answer to       Log On


   

Question 1064732: A steel bar 6.70 in. in diameter is being ground in a lathe. The surface speed of the bar is 67.0 ft./min. How many revolutions will the bar make in 10.0 s?
Round the answer to two decimal places.
Answer by josgarithmetic(39618) About Me  (Show Source):
You can put this solution on YOUR website!
1 circumference is 1 revolution

2%2Api%2A%286.7%2F2%29%281%2F12%29%2AFEET
6.7pi%2F6, feet circumference for 1 revolution


How many revolutions in 10 seconds?