Semiconductors

Which of the following is a material that allows current to easily flow through it?

• Semiconductor

• Conductor

• Insulator

• Plastic

Which of the following is a material that does NOT allow current to easily flow through it?

• Conductor

• Insulator

• Semiconductor

• Silicon

What is the term for the object that is in between a conductor and an insulator?

• Conductor

• Semiconductor

• Insulator

• Brass

Conductivity of semiconductor ....................... with increase in temperature.

• increases

• decreases

• remains unchanged

What is the most common semiconductor material used for producing integrated circuits

• Quartz

• Silicon

• Diamond

• Tantalum

Materials which can conduct electricity better than insulator,but not as well as conductors. This is the definition of

• diode

• semiconductor

• conductor

• insulator

Which of the following is a semiconductor?

• Silicon

• Copper

• Plastic

• Brass

Which is one of the properties of semiconductor?

• 4 electrons in outermost orbit, in covalent bonding.

• atoms vibrate causes electron to break free from the bonds.

• Semiconductors can be pure element such as silicon or germanium.

• Semiconductor has 2 types of charge carriers.

The process of adding an impurity to an intrinsic semiconductor is called

• Doping

• Ionization

• Recombination

• Atomic modification

Doping of Semiconductors

• materials which can conduct electricity better than insulator, but not as well as conductors.

• The process of adding of a certain amount of specific impurities atoms in the pure semiconductor.

• when 4 electrons in outermost orbit.

Tags

NGSS.HS-PS1-3