Fec

• In PN Junction diode, the high levels of electric potential is applied as

  1. PSIDE
• CCD Stands for Charge Coupled device
• Diode is made up SEMICONDUCTING materials
• LEDs generates light only when they are reverse biased T OR F. FALSE
• 1. The  forward current in the semiconductor diode is due to minority carriers TRUE OR FALSE. FALSE
• 1. What type of impurities are chosen for doping to form n type semiconductors? PENTAVALENT
• CLAMPERS


  Dc restorers
• If the applied voltage polarity matches the polarity of diode

  It gets turn ON
• Clippers


  Also known as SLICERS, AMPLITUDE SELECTORS AND LIMITERS
• Half wave rectifier

  • Example of CLAMPERS
• When the diode is zero biased, the voltage potential across the diode is 0
• Diodes can be tested using millimeter TRUE OF FLASE. FLASE
• Breakdown occurs with Zener voltage greater than 6V
• Zener breakdown is occurred due to Heavy doping
• Diode


  UNIDIRECTIONAL device
• Reverse biased diode


  Acts as an OPEN SWITCH
• Semiconductors are classified as B0TH INTRINSIC SEMICONDUCTORS & EXTRINSIC SEMI CONDUCTORS
• Diode

  Property to transform AC to DC - RECTIFICATION
• Diodes that conduct in reverse direction

  PN DIODES
• Light emitting diodes converts the light energy into electric current. TRUE OR FALSE. FALSE
• PN junction diode

  Allows the current to flow in the FORWARD DIRECTION
• Avalanche Breakdown and Zener Breakdown are the types of breakdowns for a ZenerDiode
• In PN junction diode, the high levels of electric potentials is applied at pside
• In Zener diode, Avalanche breakdown occurs with Zener voltage greater than 4V TRUE OR FALSE. FALSE
• Diode turn OFF


  If the applied voltage polarity is OPPOSITE to the diode polarity
• What happens to the diode when the positive voltage are applied at anode DIODE GETS FORWARD BIASED
• PN junction in Zener diode is HEAVILY doped
• Diodes have 2 terminals
• Resistor


  Ideal example of the bilateral device
• The characteristics curve of the diode shows the relation between current and voltages TRUE OR FALSE. TRUE
• Diodes transform AC TO DC
• PHOTODIODES converts the light energy into electric current
• Clampers are known as DC restores
• Light emitting diode Generates red color light
• Junction formed amid anode and cathode in a PN Semiconductor diode

  DEPLETION REGION