Transistors

This is a/an

• NPN

• PNP

• PPN

• NNP

Which one is the largest region?

• Base

• Emitter

• Collector

• Ground

Which one is highly doped?

• Base

• Emitter

• Collector

• Ground

Which mode do NOT have current flow?

• Cut-off

• Active

• Linear

• Saturation

When a transistor becomes an amplifier, it is in _____ mode.

• saturation

• cut-off

• forward-active

• reverse-active

True or False : IE = IC + IB

• True

• False

The smallest current in a transistor is the ____ current.

• base

• collector

• emitter

Which one is alpha, α?

• 0.99

• 1

• 39

• 200

Given emitter current and collector current is 10mA and 9.8mA. Base current, I_B is

• 10 mA

• 9.8 mA

• 0.2 mA

• 19.8 mA

This is

• alpha

• beta