73 So Cto=FD 270 =84.47kW 0.02+4.439 11.438 In- 0.96 For Deep Groove Choose 02-90mm C'10=95.6kN,Co=62kN Fe=11.12kN C1o0=88.81kN Choose 02-90mm Deep Groove For Angular contact Choose 02-85mm C'10=90.4kN,Co=63kN Fe=11.15kN C10=88.77kN Choose 02-85mm Angular ContactSo 1 3 10 1 1.438 270 84.47 1 0.02 4.439 ln 0.96 C FD kN                  For Deep Groove Choose 02-90mm C’10=95.6kN, C0=62kN Fe=11.12 kN C10=88.81kN Choose 02-90mm Deep Groove√ For Angular contact Choose 02-85mm C’10=90.4kN, C0=63kN Fe=11.15 kN C10=88.77kN Choose 02-85mm Angular Contact√