问题
问答题 简答题
电流和电压继电器定值调整有那几种?
答案
参考答案:
(1)采用电位器调整;
(2)改变触发器门槛电压;
(3)改变辅助互感器二次负载电阻。
电流和电压继电器定值调整有那几种?
参考答案:
(1)采用电位器调整;
(2)改变触发器门槛电压;
(3)改变辅助互感器二次负载电阻。
An analyst does research about equity indices and gathers the following information for a market-capitalization-weighted index consisting of the shares in three companies:
Company | Beginning Share Prices | Ending Share Prices | Dividends per Share | Outstanding Shares |
1 | $36 | $39 | $0.10 | 2300 |
2 | $22 | $20 | $0.55 | 3200 |
3 | $29 | $ 32 | $0.75 | 1500 |
A. 2.54%
B. 4.02%
C. 4.13%