Questions
The mean length of an object is 5 cm. Which of the following measurements is most accurate?
a
4.9 cm
b
4.805 cm
c
5.25 cm
d
5.4 cm
detailed solution
Correct option is A
Here, x = 5 cmΔx1=5−4.9=0.1 cmΔx2=5−4.805=0.195 cmΔx3=5−5.4=0.4 cmHence, option (a) is most accurate.Talk to our academic expert!
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Less accurate of the four options given below
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