一个蓄电池输出电压为12V,若输出的电能为4.3×106J,则它放出的电能为______C.
输出的电能W=UQ
所以Q=WU=3.6×105C
故答案为:3.6×105
大型游乐设施安全监察的范围是如何规定的?
Questions 1-4
What mistaken idea do many people have about the Loch Ness monster in Scotland?()
A.It died a few years ago.
B.It killed several tourists.
C.It is only a legend.
D.It is a living dinosaur.