本题目来源于试卷: Kognity IB Physics A.0 Measurements & Uncertainty，类别为 IBDP Physics
[单选题]
An ammeter has a non-n xz qt+w:ba)2gii*9ysec 3n.wt0ynb. p*3gtu+crbt 7t jm(n7k gligible zero offset error. Which of the following statements tb0(.t7wbn.n+ym t3kcru*jngc 7t 3p is correct?
A. The readings from the ammeter will be accurate but not precise.
B. The readings from the ammeter will be neither accurate nor precise.
C. The readings from the ammeter will be precise and accurate.
D. The readings from the ammeter will be precise but not accurate.
参考答案: D
本题详细解析:
The zero offset error will i5yp7l 4gqr,q s vf5(wproduce a systematic error in the ammeter readings. A large systematic error result7g(yri q 5,qpvlws54 fs in measurements which are not accurate, in other words far from the correct value. Precision refers to how reproducible the measurements are when the experiment is repeated. Precision is unaffected by a systematic error.
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Post time 2024-8-21 21:38:19