Physics Unit27: Early Quantum Theory and Models of the Atom (id: d7238b163)

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本题目来源于试卷: Physics Unit27: Early Quantum Theory and Models of the Atom，类别为 Generic Physics

[单选题]
The part of an electronrm1 fvr9vyb(7osrzv;.i9yvsp i 0)b: microscope that plays the same role a9 mk)odr*mh4e dg+q9us the lenses do in an optical microm*r9ddkh +4m)9uqgoe scope is

A. the vacuum chamber.
B. the coils.
C. the cathode.
D. the deflector plates.


参考答案:  B


本题详细解析: 暂无