electricity86
New Member
Hello.
It is said in wiki that the primary current equals Is*Ns/Np.
If there's no load connected to the secondary winding, then there's still current flowing in the primary winding.
But according to the formula from Wiki (that is derived from Pin=Pout),
if Is=0 then Ip=0.
What is right then?
It is said in wiki that the primary current equals Is*Ns/Np.
If there's no load connected to the secondary winding, then there's still current flowing in the primary winding.
But according to the formula from Wiki (that is derived from Pin=Pout),
if Is=0 then Ip=0.
What is right then?