Q.11. A ball bearing operating at a load F has 8000 hours of life. The life of the bearing, in hours, when the load is doubled to 2F is
(A) 8000
(B) 6000
(C) 4000
(D) 1000
Answer: (D)
Explanation:
Q.11. A ball bearing operating at a load F has 8000 hours of life. The life of the bearing, in hours, when the load is doubled to 2F is
(A) 8000
(B) 6000
(C) 4000
(D) 1000
Answer: (D)
Explanation: