QUESTION 1 (20 MARKS) A certain application requires a ball bearing with the inner ring rotating with a design life of 2

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Question 1 20 Marks A Certain Application Requires A Ball Bearing With The Inner Ring Rotating With A Design Life Of 2 1 (13.77 KiB) Viewed 29 times

QUESTION 1 (20 MARKS) A certain application requires a ball bearing with the inner ring rotating with a design life of 25 kh at a speed of 350 rev/min. The radial load is 2.5 kN and an application factor of 1.2 is appropriate. The reliability goal is 90%. a) Find the multiple of rating life required (xp) and catalog rating (C₁0) with which to enter a bearing table. Choose a 02-series deep-groove ball bearing from Table 11.2 and b) estimate the reliability in use.