Which of the following represents the concept of significant figures? (2023)

Practice Questions

Q1
Which of the following represents the concept of significant figures? (2023)
  1. All digits in a number
  2. Only the non-zero digits
  3. All digits except leading zeros
  4. All digits except trailing zeros

Questions & Step-by-Step Solutions

Which of the following represents the concept of significant figures? (2023)
  • Step 1: Understand that significant figures are the digits in a number that carry meaning contributing to its measurement accuracy.
  • Step 2: Identify all non-zero digits in the number. These are always significant.
  • Step 3: Look for zeros between non-zero digits. These zeros are also significant.
  • Step 4: Check for zeros that come after a decimal point and after a non-zero digit. These zeros are significant too.
  • Step 5: Remember that leading zeros (zeros before the first non-zero digit) are not significant.
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