Transistor &Semiconductor

The reverse saturation current in a PN Junction diode is only due to _________________.

• minority carriers

• majority carries

• negative ions

• positive ions

Which of the following is a symbol of NPN transistor ?

• 
• 
• 
• 

Name this electronic component

• Capacitor
• Fixed Resistor
• Potentiometer
• Transistor

LED is

• Light Enhancing Diode

• Light Emitting Diode

• Light Emitting Detector

• Light Enhancing Detector

The energy band in which free electrons exist is know as

• first band

• second band

• conductive band

• valence band

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

• Quartz

• Silicon

• Diamond

• Tantalum

Tags

NGSS.HS-PS1-3

A transistor is said to be in active region, when

• BE junction forward biased and BC junction reversed biased

• BE junction forward biased and BC junction forward biased

• BE junction reverse biased and BC junction reversed biased

• none of above

What is the name of this component?

• PN junction

• LED

• silicon

• PNP

semiconductor is

• poor conductivity

• lies between conductivity and insulator

Examples for N-type material

• Arsenic

• Aluminium

• Antimony

• Bismuth