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Grade 12th pass9 grade maths

Whic one of the following is a dimensionless physical quantity ?
  1. Coefficient of friction
  2. strain
  3. angular displacement
  4. all a , b and c

Profile image of Azka Raashid
9 Years agoGrade 12th pass
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1 Answer

Profile image of Sheetal kumari
9 Years ago
All cefficient of friction , angular displacement and strain are dimensionless quantity and thus all options a ba nd c are correct please kindly approved me