Basic Electronics

What is the main function of a PN junction diode?

• To store electrical charge

• To regulate voltage in a circuit

• To allow current flow in one direction and to block it in the opposite direction

• To emit light when current flows through it

The unit of charge is _________

• Voltage

• Coulombs

• Ampere

The resistance of a uniform Conductor is directly proportional to the ________of the conductor

• Conductivity

• 
  

  Cross Sectional Area

  
  

• Length

To find the necessary resistor value we use...

• Thales theorem

• Ohm's law

• Pythagorean theorem

• Kirchhoff law

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

• Quartz

• Diamond

• Tantalum

• Silicon

Majority Carrier in a P-type Semiconductor.

• Acceptor Ion

• Donor Ion

• Positive Charge

• Negative Charge

Which resistive component is designed to be temperature sensitive?

• Potentiometer

• Thermistor

• Photoconductive cell

• Rheostat

When a PN junction is forward biased

• Minority carries are not Attested

• Depletion region decreases

• Holes and electrons move away from junction

• All of above