diodes quiz

Front

What is an LED specifically designed to do?

Back

 

Emits light when current flows through it.

Front

Explain the process involved in forming an N-type semiconductor material.

Back

 

An atom with 5 valence electrons is added to the pure semiconductor.

Front

Which lead end of a cylinder-shaped diode is nearest to the identification band?

Back

 

Cathode lead.

Front

What is the purpose of a circuit control diode?

Back

 

To direct current in a specific direction.

Front

A diode is tested using an ohmmeter. What readings would indicate that the diode is not defective?

Back

 

A low-resistance reading in one direction and a high-resistance reading in the other.

Front

When will a silicon diode avalanche?

Back

 

At some high value of reverse-bias voltage.

Front

Explain the process involved in forming a P-type semicondcutor material.

Back

 

An atom with 3 valence electrons is added to the pure semiconductor.

Front

What is the purpose of a clamping or despiking diode?

Back

 

To hold the voltage or current to a specific level.

Front

What is the purpose of a rectifier diode?

Back

 

To change alternating current into direct current.

Front

What is the most common semiconducting material used in making electronics components?

Back

 

Silicon