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Mr. Dubey • 100.64K Points
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Q. A screw is said to be a self locking screw, if its efficiency is

  • (A) Less than 50%
  • (B) More than 50%
  • (C) Equal to 50%
  • (D) None of these
  • Correct Answer - Option(A)
  • Views: 711
  • Filed under category Machine Design
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