大学MOOC Experiment of Electrical Technology(Beihang University)1459019161 最新慕课完整章节测试答案
Chapter 1 Introduction
Chapter Test
1、单选题:
The safety voltage for continuous contact with human body is not higher than () V, and the safety current is not higher than () mA.
选项:
A: 12, 5
B: 24, 10
C: 36, 15
D: 48, 20
答案: 【 24, 10】点我阅读全文
