铁路机车车辆 - 2026 进行中

科目: 铁路机车车辆
级别: VII
类别: 大学生
测试题目: 英语
问题示例: A locomotive is operating on a 750 V DC supply and draws 320 A. Assuming ideal conditions, what electrical power does it receive? 240 kW, 750 kW, 320 kW, 2.34 kW