125 W ?

wo zuo dao A , bu dong duibudui haha

dui le! How how?

cause power lost you have to use P=IsquareR ma so ,to find I , P=VI so I=5Ampere , so now you can use the formula P=IsquareR to find power loss

Oh okay! found thanks !

welcome

i just saw this question! and the worst thing is idk how to do also. hahahwtf

heh xian zai hui le lo