Multiple choice general knowledge science & technology

  1. Which one of the following bearing has self-aligning feature?

  1. a)roller bearing

  2. b)spherical roller bearing

  3. c)needle roller bearing

  4. d)none of these
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Spherical roller bearings have a self-aligning feature because the barrel-shaped rollers can accommodate shaft misalignment. This design allows the bearing to adjust to angular deflection and shaft deflection without damage, making it ideal for applications where perfect alignment cannot be maintained.

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