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-negligible zero offset error. Whichz85q f.4v,q dfb)ttfb of the following stfw zvlb t2qp7)lkw, x 3(tbb*a;; s/elatements is cokzabp2,*/wtv;tbb lfe 37wx l(q s );lrrect?
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 prox7lp58 9l 3d,0a crbevwgj 2toduce a systematic error in the ammeter readings. A large systematic error results in measurements0 pxg wd2 v,ljo3tcla 87re9b5 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