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If error in measurement of radius of a s...

If error in measurement of radius of a sphere is 1%, what will be the error in measurement of volume?

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`(4r)/(r)xx100 = 1 ` , Volume of sphere `V= 3/4 pi r^3`
Error in the measurement of volume , `(DeltaV)/(V) xx 100 = 3((Deltar)/r xx 100) = 3 xx 1 = 3%`
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AAKASH SERIES-UNITS AND MEASUREMENTS-EXERCISE -3
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