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Mr. Dubey • 100.64K Points
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Q. In case of ball bearing

  • (A) Inner race should harder than outer race
  • (B) Outer race should be harder than balls
  • (C) Only cage should be hardened
  • (D) Inner race, outer race and balls should be equally hardened
  • Correct Answer - Option(D)
  • Views: 285
  • Filed under category Machine Design
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