Transistor

What are the 3 legs of a transistor called?

• Base, Electrode, Commiter

• Bridge, Collector, Extruder

• Base, Collector, Emitter

• Brake, Collection, Emit

A transistor is essentially what?

• An output device

• An electronic switch

• A deivce that limits the flow of power

Transistors act like tiny "____________."

• Electron sources

• Switches

• Batteries

• Bees?

transistor has 3 electrodes namely

• PNP

• NPN

• Base/ Collector/ Emitter

• Drain/ Gate/ Source

In a Transistor ………………..

• I_E = I_C + I_B

• I_C = I_E + I_B

• I_E = I_C – I_B

• I_B = I_C + I_E

In which circuit does the bulb light up?

• 
• 
• 
• 

What are the names of the terminals X, Y and Z?

• X = Base, Y = Collector, Z = Emitter

• X = Emitter, Y = Base, Z = Collector

• X = Collector, Y = Base, Z = Emitter

• X = Collector, Y = Emitter, Z = Base

Diagram shows a light controlled switch. The alarm will be activated when

• the surrounding is dark

• the surrounding is bright

• the temperature of the surrounding is high

• the temperature of the surrounding is low

One function of the transistor is to_____________?

• rectify

• amplify

• limit

• control

Emits light when a current passes through it

• fuse
• diode
• LED
• resistor