本题目来源于试卷: Physics Unit3: Kiematics Motion in Two Dimension & Vectors，类别为 通用国际物理
[单选题]
Which of the following is an accurate stab.+mro/)ivn r,s- gwxe6g t /w qd,j0dtement?; wo:jph8o6uf* zn- ua
A. A vector cannot have zero magnitude if one of its components is not zero.
B. The magnitude of a vector can be less than the magnitude of one of its components.
C. If the magnitude of vector A is less than the magnitude of vector B, then the x-component of A is less than the x-component of B.
D. The magnitude of a vector can be positive or negative.
参考答案: A
本题详细解析:
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