Select a single row deep groove ball bearing with the operating cycle listed below, which will have a life of 15 000 hours. Fraction of cycle Type of load Radial Thrust Speed Service factor (N) (N) (R.P.M.) 3/10 Heavy shocks 2000 1000 200 3.0 4/10 Light shocks 1000 1000 200 1.5 3/10 Moderate shocks 2000 2000 100 2.0 Assume radial and axial load factors to be 1.0 and 1.5 respectively and inner race rotates.