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The mass of an object is (225 +- 0.05) g...

The mass of an object is `(225 +- 0.05)` gm calculate percentage error in measurement.

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mass `m=225+-0.05`
Percentage error in
mass `=(Deltam)/(m)xx100%`
`=(0.05)/(225)xx100%=0.022%`
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