What Do You Know About Significant Figures?

10 Questions | Total Attempts: 287

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What Do You Know About Significant Figures?

Regardless if you call them significant figures or significant digits, these are digits of a particular number, which carry meaning adding to its measurement resolution. They are a measurement that shows the number of important single digits in a value. Digits with all leading zeros, trailing zeros, or unauthentic digits are not significant figures.


Questions and Answers
  • 1. 
    What is the first significant figure in 0.0010556? 
    • A. 

      1

    • B. 

      0

    • C. 

      5

    • D. 

      6

  • 2. 
    How many significant figures are in 101.1203?
    • A. 

      4

    • B. 

      5

    • C. 

      6

    • D. 

      7

  • 3. 
    How many significant figures are in 0.00052?  
    • A. 

      2

    • B. 

      5

    • C. 

      6

    • D. 

      3

    • E. 

      1

  • 4. 
    How many significant figures are in 12.2300? 
    • A. 

      6

    • B. 

      4

    • C. 

      2

    • D. 

      3

    • E. 

      1

  • 5. 
    How many significant figures are in 0.000122300?
    • A. 

      4

    • B. 

      5

    • C. 

      6

    • D. 

      10

  • 6. 
    What is the second significant figure in 0.0010123?
    • A. 

      1

    • B. 

      0

    • C. 

      2

    • D. 

      3

  • 7. 
     How many significant figures are in 1025.5000?
    • A. 

      4

    • B. 

      8

    • C. 

      5

    • D. 

      7

  • 8. 
    How do we round off 0.002546 to 3 significant figures?
    • A. 

      0.002546

    • B. 

      0.00255

    • C. 

      0.00

    • D. 

      0.00254

  • 9. 
    What do we get when we round off 10605 to 2 significant figures?
    • A. 

      106

    • B. 

      11

    • C. 

      10

    • D. 

      1061

  • 10. 
    Which of these is accurate for rounding off 0.01234500 to 7 significant figures?
    • A. 

      0.01234500

    • B. 

      0.01235000

    • C. 

      0.0123450

    • D. 

      0.0123500