Electrical Prep Test

Front

Current flow is:

Back

Flow of voltage in a circuit

Front

Impedance is

Back

Opposition to alternate current flow

Front

Like charges

Back

Repel each other

Front

Any material that will readily release electrons is called

Back

A conductor

Front

The symbol for current is

Back

I

Front

Which of the following materials would be best suited for use as a semi conductor? Copper, Bakelite, Aluminum, Silicon

Back

Silicon

Front

The safety ground conductor is usually color coded

Back

Green or bare

Front

An electron has

Back

A negative charge

Front

Resistance is

Back

Opposition to current flow

Front

How many watts of power are used by a heater operating at 240 volts and drawing 5 amps?

Back

1200 watts