R1=U²/P1
R2=U²/P2
P1'=I²*R1
P2'=I²*R2
P1'/P2'=R1/R2=P2/P1=60/40=1.5
===============================
Copyright © 2024 SCHOLAR.TIPS - All rights reserved.
Answers & Comments
Verified answer
R1=U²/P1
R2=U²/P2
P1'=I²*R1
P2'=I²*R2
P1'/P2'=R1/R2=P2/P1=60/40=1.5
===============================