电网最短振荡周期对应水电机组为0.1秒；对应火电机组为0.15秒。

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问题判断题

答案

参考答案：对

解析：

题目来源：电网继电保护应用

专业类型：继电保护

设备类型：公共部分

难度等级：B（较难）

电压等级：110kV及以上

知识点：基础知识

单项选择题

Which of the following statements regarding regulations governing the short-sale process is FALSE （）

A. The short seller must pay a margin equivalent to the prevailing margin requirement when the transaction is made.

B. If dividends are paid on the stock during the short-sale transaction, the short seller must pay dividends to the investor that loaned the stock.

C. The short-sale process must be completed within a 90-day period.

解答题