The number of significant figures in $23.023$,$0.0003$,and $2.1 \times 10^{-3}$ are respectively:

  • A
    $5, 5, 2$
  • B
    $4, 4, 2$
  • C
    $5, 1, 2$
  • D
    $5, 1, 5$

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Similar Questions

$Assertion$ : The number of significant figures depends on the least count of the measuring instrument.
$Reason$ : Significant figures define the accuracy of the measuring instrument.

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