Answer:
55.8W
Explanation:
P= V^2/R
R= V^2/P
For series connection
Req= R1+ R2= V^2/310 + V^2/180
R=V^2/P= V^2/310 + V^2/180
But V^2 will cancel out
P= 1/(1/310 + 1/180)
P= 55.8W
I can help you with that if you translate to English
Answer: hydroelectric power is generated from moving water
Explanation: hydroelectric power is generated from moving water
It's a chemical change since it cannot be reversed and the saliva releases a new substance