For ball bearings- the fatigue life L measured in number of revolutions and the radial load F are related by FL13 - K - where K is a constant- It withstands a radial load of 20 kN for a life of 540 million revolutions- The load in kN for a life of one million revolutions is

FL^1/3 = k 2 kN × (540) ^1/3 = F × (1)^1/3 F= 16.2865 kN ...

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$For ball bearings, the fatigue life L measured in number of revolutions and the radial load F are related by F L^{\frac{1}{3}} = K, where K is a constant. It withstands a radial load of 20 kN for a life of 540 million revolutions. The load (in kN) for a life of one million revolutions is$
16.2865

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