皮皮学，免费搜题
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搜题
【单选题】
一个单摆的摆球质量为m,摆球带有电荷量为q的负电荷,在没有电场时,单摆做简谐运动,周期为T。若在摆动过程中,突然在单摆周围加一个场强大小为 、方向竖直的电场,则摆球的运动可能变为()A.
静止不动
B.
匀速直线运动
C.
匀速圆周运动
D.
周期小于T的简谐运动
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参考解析：
知识点：
皮皮学刷刷变学霸
举一反三
【单选题】下列哪个叙述是正确的?
A.
a'+10的结果是int型数据。
B.
(int)5.8+2e1 的结果是int型数据。
C.
’苹'+ '果’的结果是char型数据。
D.
(byte)3.14+ 1的结果是byte型数据。
【单选题】下列哪个叙述是正确的？（ ）
A.
表达式 (short)10+’B’ 的值是 short 型数据
B.
表达式 ’ 桃 ’+’ 花 ’ 的值是 char 型数据
C.
表达式 (int)3.25+1 0.0 的值是 int 型数据
D.
表达式 5.0/2+10 的值是 double 型数据
【单选题】对下列程序,下列哪个叙述是正确的?
A.
程序提示编译错误（原因是A类没有不带参数的构造方法）
B.
编译无错误，程序输出结果是0
C.
编译无错误，程序输出结果是1
D.
编译无错误，程序输出结果是2
【单选题】In care-based ethics, emphasis is focused on giving attention to others and the relationship between the health professional and patients.
A.
the society
B.
the public
C.
patients
D.
administrators
【判断题】In care-based ethics, emphasis is focused on giving attention to others & the relationship between the health professional & patients.
A.
正确
B.
错误
【多选题】Which of the following statements are correct about the justice principle of medical ethics?
A.
The medical care providers should also distinguish between basic and non-basic needs when exercising the principle of justice.
B.
Distributive justice considers the fair distribution of limited resources among members of society.
C.
Rights based justice requires a respect of people's rights rather than the application of law.
D.
In medical practice, the formal principle of justice means similar cases should be dealt with based on the same criteria, the different cases should be addressed with different criteria.
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