本题目来源于试卷: Scientific Skills & Tools，类别为 IB物理学
[单选题]
The mass and circumference of a standard volleyball are $270\pm 10g$ and $66\pm 1cm$ respectively. What is the percentage uncertainty in the density of the ball calculated from these values?
A. $(\frac{10}{270}+(3)(\frac{1}{66}))100$%
B. $(3)(\frac{1}{66})\times100%$%
C. $(\frac{10}{270}-(3)(\frac{1}{66}))\times100$%
D. $(\frac{10}{270}-(\frac{1}{3})(\frac{1}{66}))\times100$%
参考答案: A
本题详细解析:
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