问题
填空题
高压线路不得长期处于()运行状态,断路器在正常运行中发生一相断开时,现场值班员应()一次,若无效,立即报告()
答案
参考答案:非全相;强合断路器;值班调度员
高压线路不得长期处于()运行状态,断路器在正常运行中发生一相断开时,现场值班员应()一次,若无效,立即报告()
参考答案:非全相;强合断路器;值班调度员
An analyst does research about weighted average cost of capital and gathers the following information about a company:
Capital Source | Market Value (millions) | Before-tax Cost of Capital |
Bonds | $150 | 5% |
Preferred stock | $50 | 6% |
Common stock | $300 | 10% |
A. 7.0%
B. 7.6%
C. 8.1%