- Thick lubrication bearing
- Thin lubrication bearing
- Rolling or ball bearing
- None of the above
- 120 dB (A)
- 130 dB (A)
- 140 dB (A)
- 115 dB (A)
- 90 dB (A)
- 85 dB (A)
Q) Which bearing is Antifriction bearing
Solution:
An antifriction bearing, also known as a rolling contact bearing. In rolling contact bearings, the contact between the bearing surfaces is rolling instead of sliding as in sliding contact bearings. Due to this low friction offered by rolling contact bearings, these are called antifriction bearings.
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