ISRO Mechanical & Aerospace 2008 - Question 35

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Topic: Metrology

Basic shaft and basic hole are those whose upper deviations and lower deviations respectively are

  • A. +ve, -ve
  • B. -ve, +ve
  • C. Zero, Zero
  • D. None of the above

Answer: C. Zero, Zero

Explanation: Basic shaft and basic hole are those whose upper deviations and lower deviations respectively are zero, zero.

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