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Priyanka Tomar • 35.28K Points
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Q. The efficiency of mechanical brakes is usually

  • (A) 85 - 95 percent
  • (B) 60 - 70 percent
  • (C) 30 - 40 percent
  • (D) 99 percent
  • Correct Answer - Option(B)
  • Views: 447
  • Filed under category Automobile Engineering
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