Q.
The most accurate reading of the length of a 6.28cm long fibre is
1688
191
Physical World, Units and Measurements
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Solution:
Most accurate reading is the one having minimum error.
So, 16−6.281=0.28cm 16.5−6.281=0.22cm 15.99−6.281=0.29cm 16.0−6.281=0.28cm
So, second reading is most accurate.