thank you,cepheid=) i just can't believe how i treat the voltage as current. brain explosion=)
Can you look at this mutual inductance problem and explain the sign and dot logic behind it please?
http://vyew.com/room#/844710/circuit_analysis_examples
Homework Statement
All of them in the picture attached.
Homework Equations
Energy and work equations;the change of the energy is equal to work done.
The Attempt at a Solution
ACtually,I don't know how to appy these equations if you can draw the forces and relationships and how...