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The moment of inertia of a uniform semicircular wire of mass mand radiusr, about an ax is passing through it scent re of
masand perpendicular tits plane is mr2blank open parentheses 1 minus fraction numerator k over denominator pi to the power of 2 end exponent end fraction close parenthesesFind the value of k.

  1. 2    
  2. 3    
  3. 4    
  4. 5    

The correct answer is: 4


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