When%20the%20induction%20heating%20application%20is%20in%20operation%20and%20the%20temperature%20of%20the%20induction%20work%20load%20rises%2C%20the%20inductance%20of%20inductor%20L1%20and%20the%20resistance%20of%20resistor%20R1%20both%20change%20simultaneously.