Problem: A calculator displays a result as 1.365 248 0 × 107 kg. The estimated uncertainty in the result is ±2%. How many digits should be included as significant when the result is written down? (a) zero (b) one (c) two (d) three (e) four

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According to uncertainty,

xactual=x±∆x

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A calculator displays a result as 1.365 248 0 × 107 kg. The estimated uncertainty in the result is ±2%. How many digits should be included as significant when the result is written down? (a) zero (b) one (c) two (d) three (e) four

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