A work piece is being cut at 76m/min (250 fpm), and the power is found to be 2.0 kW (2.7hp). The feed is .25 mm/rev (.010 in/rev) and the depth of cut is 5.0 mm (.200 in)
a) What is the cutting force in Newtons (pounds)?
b) What is the unit power consumption in kW/cm^3/min (hp/in^3/min)?