0.44除以1.76目录

1)0.44*1000*3600J=1584000J
2)15min=0.25h
P=0.44/0.25KW=1.76KW
3)R=U^2/P=220^2/1.76*1000=27.5欧姆
I=220/27.5=8A

44÷25
=44÷(25x4÷4)
=44÷100x4
=0.44x4
=1.76
0.44除以1.76目录
1)0.44*1000*3600J=1584000J
2)15min=0.25h
P=0.44/0.25KW=1.76KW
3)R=U^2/P=220^2/1.76*1000=27.5欧姆
I=220/27.5=8A
44÷25
=44÷(25x4÷4)
=44÷100x4
=0.44x4
=1.76
◎欢迎参与讨论,请在这里发表您的看法、交流您的观点。