The basic load rating of a ball bearing is

The maximum static radial load that can be applied without causing any plastic deformation of bearing components

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A combination of radial and axial loads that can be applied without any plastic deformation

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The maximum radial load that can be applied during operation without any plastic deformation of bearing components

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The radial load at which

90 %

of the group of apparently identical bearings run for one million revolutions before the first evidence of failure

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Solution

The correct option is D The radial load at which $90 %$ of the group of apparently identical bearings run for one million revolutions before the first evidence of failure
.

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Similar questions

A self-aligning ball bearing has basic dynamic load rating (C_{10}, for 10^{6} revolutions) of 35 kN. If the equivalent radial load on the bearing is 45 kN, the expected life (in 10^{6} revolutions) is

Bearing-type	Loading condition
(a) Ball bearing	(p) Tangential load
(b) Roller bearing	(q) Radial load
(c) Needle bearing	(r) Heavy radial load with impact
(d) Taper roller bearing	(s) Light radial load with space limitation
	(t) Heacy radial and axial load
	(u) Fatiguw load

Ball bearings are rated by a manufacturer for a life of 10^{6} revolutions. The catalogue rating of a particular bearing is 16 kN. If the design load is 2 kN, the life of the bearing will be P \times 10^{6} revolutions, where P is equal to

F

8000

2 F

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