Unit II

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

One function of the transistor is to_____________?

• rectify

• amplify

• limit

• control

A transistor is a …………… operated device

• Voltage

• Both Voltage and Current

• Current

• None of the Above

In which circuit does the bulb light up?

• 
• 
• 
• 

What is the type of transistor shown in the diagram below?

• 𝑝𝑛𝑝

• 𝑛𝑝𝑛

• 𝑛𝑛𝑝

• 𝑝𝑝𝑛

• 𝑝𝑝𝑝

In an npn-transistor, conventional current passes

from the _______.

• base to the emitter

• emitter to the base

• collector to the emitter

• diode to the collector

• rectifier to the collector

Current through the collector is ____ the current

through the base.

• a little smaller than

• a little larger than

• much smaller than

• much larger than

• the same as

Which terminal was heavily dopped....?

• Emitter

• Base

• Collector

• None of the above

In which region, the transistor operates.....?

• Saturation Region

• Cut-off Region

• Active Region

• None of the above

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