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【单选题】
求解氢原子的薛定谔方程，常采用的近似有( )。 ①核固定 ②以电子质量代替折合质量 ③变数分离 ④球极坐标
A.
①③
B.
①②
C.
①④
D.
①②③④
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参考答案：
参考解析：
刷刷题刷刷变学霸
举一反三
【单选题】Computer programmers often remark that computing machines, with a perfect lack of discrimination, will do any foolish thing they are told to do. The reason for this lies, of course, in the narrow fixa...
A.
Practical for scientific purposes
B.
Detrimental to scientific progress
C.
Unimportant in most situations
D.
Expedient, but of little long-term value
【单选题】当电子的德布罗意波长与可见光波长( λ=5500 A )相同时, 求它的动能是___________ ? (电子质量me=9.11×10-31kg, 普朗克恒量h=6.63×10-34J·s,玻尔兹曼恒量k=1.38× 10-23J·K -1)
A.
2
B.
3
C.
4
D.
5