A self-aligning ball bearing has a basic dynamic load rating (C10, for 106 revolutions) of 35 kN

Q. A self-aligning ball bearing has a basic dynamic load rating (C10, for 10⁶ revolutions) of 35 kN. If the equivalent radial load on the bearing is 45 kN, the expected life (in 10⁶ revolutions) is

(A) below 0.5                (B) 0.5 to 0.8                (C) 0.8 to 1.0               (D) above 1.0

Ans: below 0.5