Significant figures #!#Rounding Off

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Recap|Significant Figures|Rounding Off|Rules For Rounding Off|Significant Figures In Addition And Subtraction|Significant Figures In Multiplication And Division|Important Points|Summary

The length of the string of a simple pendulum is 102.6 cm and the diameter of the bob is 2.56 cm. What is the effective length of the simple pendulum by using the correct number of significant figures? (Rounding off is not to be considered.)

State the rules used for significant figures while rounding off the digits.

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