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The respective number of significant figures for the numbers 23.023, 0.0003 and 2.1 $$ \times $$ 10–3 are

JEE · Physics · previous-year question

  1. A.5, 1, 2
  2. B.5, 1, 5
  3. C.5, 5, 2
  4. D.4, 4, 2

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