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问题 单项选择题

某35kV变电站10kV系统装有一组4800kvar电力电容器，装于绝缘支架上，星形接线，中性点不接地，电流互感器变比为400/5，10kV最大运行方式下短路容量为300MVA，最小运行方式下短路容量为200MVA，10kV母线电压互感器二次额定电压为100V。请回答下列问题，并列出解答过程。

电力电容器组过电流保护装置的最小动作电流和相应灵敏度系数应为下列哪组数值？（）

A.6.1A，19.5

B.6.4A，18.6

C.6.4A，27.9

D.6.8A，17.5

答案

参考答案：B

孔雀王朝的国王阿育王属于印度种姓制度的哪一阶层？

A．婆罗门

B．刹帝利

C．吠舍

D．首陀罗
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单项选择题

A Web browser is simply a terminal emulator, designed to display text on a screen. The two essential differences between an ordinary terminal emulator and a Web browser are that the browser knows how to deal with (71) , and that it has a mechanism for (72) graphical files. Display text, display graphics, and (73) hyperlinks-there’s 99 percent of the (74) value. That’s not to say that the manufacturers didn’t go all-out to attach a hyperactive efflorescence of useless capabilities onto their browsers. Remember when media channels in the browser were a big deal, instead of the clutter you can’t wait to delete from your favorites of bookmarks menu Remember when client-side Java applets were supposed to become the preferred (75) for application development Remember frames and all their nasty side effects

（75）处填（）。

A．plane

B．plant

C．plate

D．platform
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