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Mr. Dubey • 100.64K Points
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Q. The critical speed of a shaft can be increased by

  • (A) shaft diameter may be increased
  • (B) bearings may be brought closer together
  • (C) Increasing the diameter of threaded portion
  • (D) frictionless bearings be used
  • Correct Answer - Option(B)
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  • Filed under category Machine Design
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