Kognity IB Physics A.0 Measurements & Uncertainty (id: d45b49a5c)

[单选题]
An ammeter has a non-negligible9ns kak8b*u*ca sr54j zero offset error. Whicnrzv,*x- ir3ah of the following statements is cori,-r3 xzra *vnrect?

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 produce a systematic error in the ammeter readuv65 -c fvu5lpzcj7op),l ; re;f3sck1xu0 ol ings. A large systematic error results 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.el 31uvfz;c7)l upj6 5c rfc5x ,s opu;kv0o-l