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Evaluate sqrt80 correct to three signifi...

Evaluate `sqrt80` correct to three significant digits.

A

`8.944`

B

`8.94`

C

`8.95`

D

`8.945`

Text Solution

Verified by Experts

The correct Answer is:
B
`sqrt80 ~8.94427`
`~ 8.94`
(`:'` Corrected to three significant digits.)
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PEARSON IIT JEE FOUNDATION-SIGNIFICANT FIGURES-Level 2
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  8. Evaluate (0.304) (0.12) corrected to four significant figures.

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  9. Which of the following numbers has two significant figures?

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  12. Evaluate 3/7 correct to three decimal places.

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  13. Evaluate 15/(sqrt 2-1) correct to four significant digits (Take sqrt2 ...

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  14. Evaluate sqrt80 correct to three significant digits.

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  15. After simplification, numbers of zeroes before first significant digit...

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  16. The distance between two places is measured with a scale marked in met...

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  17. There are certain number of students in a class. This is approximated ...

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  18. Evaluate 1/(3+sqrt7) correct to one significant digit (Take sqrt7=2...

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  19. Evaluate 2.304xx23.05 correct to four significant figures.

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  20. If number of significant digits of axx 3a is 3, then which of the foll...

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