Revision test

What is current?

• Motion of electrons

• Motion of protons

• Motion of neutrons

What is not passive element?

• Resistor

• Capacitor

• Inductor

• Amplifier

___ flows in both directions

• AC

• DC

• Both

• No answer given

The final transformer that transfer voltage into your house

Consists of conductors and insulators

What are the transformers windings?

• Primary and secondary winding

• conductive and insulating winding

• step down and step up winding

• No answer given

Which device uses electromagnetic induction?

• Inductor

• Transformer

• Capacitor

• No answer given