A boy measures the length of a pencil and expresses it to be 2.6 cm . what is the accuracy of his measurement? can he write it as 2.60 cm?
Answers
Answered by
256
The total number of significant figures here is two.
The measurement of length is accurate but not precise.
Yes, it is possible to write 2.6 cm as 2.60cm as both mean the same.
Also, zero is not significant here due to which there will remain no difference between 2.6 cm and 2.60 cm.
The measurement of length is accurate but not precise.
Yes, it is possible to write 2.6 cm as 2.60cm as both mean the same.
Also, zero is not significant here due to which there will remain no difference between 2.6 cm and 2.60 cm.
Answered by
93
HEY!!
▶The length of pencil is measured in cm because pencil is more than millimetre long.
▶Accuracy refers to closeness of measured value to standard or know value.
▶▶▶The measurement of the pencil can be accurate but not precise.He can write as 2.60cm.
▶The length of pencil is measured in cm because pencil is more than millimetre long.
▶Accuracy refers to closeness of measured value to standard or know value.
▶▶▶The measurement of the pencil can be accurate but not precise.He can write as 2.60cm.
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