Q1 / 125 · BITSAT 2009 · Chemistry

Given the numbers $: 161 \mathrm{~cm}, 0.161 \mathrm{~cm}, 0.0161 \mathrm{~cm}$. The number of significant figures for the three numbers are

  • A
    3,4 and 5 respectively
  • B
    3,3 and 4 respectively
  • Correct answer
    C
    3,3 and 3 respectively
  • D
    3,4 and 4 respectively

Solution

Each has three significant figures. When zero is used to locate the decimal point, it is not considered as significant figure.

Hence, the correct answer is option: 'C'.

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