Q. 10

The mean length o A. 4.9 cm

B. 4.805 cm

C. 5.25 cm

D. 5.4 cm

Answer :

A measurement is said to be accurate if its value is closest to the real value of the physical quantity.

Here,

4.9 has the least difference. Hence 4.9 is most accurate.

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The mean length o A. 4.9 cmB. 4.805 cmC. 5.25 cmD. 5.4 cm