Electronics 2 PCT Unit 1 to Unit 3

Which transistor configuration has the highest input resistance?

• common emitter
• common base
• common collector
• none

In common base configuration ,which terminal is the input termimal?

• emitter
• base
• collector
• saturation

Which transistor configuration has the highest output resistance?

• common emitter
• common base
• common collector
• none

In common base configuration , which terminal is the output terminal?

• emitter
• base
• collector
• saturation

Which transistor configuration has the highest power gain?

• common emitter
• common emitter
• common collector
• none

.Why common emitter configuration is used in most amplifying circuit?

• l ow current gain and high voltage gain
• high current gain and high volage gain
• low current gain and low voitage gain
• low voltage gain and high voltage gain

The process of adding power to the existing single or wave without distorting the single or wave shape is called

• sampling
• electrificatrion
• amplification
• current gain

.Which is true for common collector configuration in transistor?

• low current gain and high voltage gain
• low voltage and high current gain
• current gain and voltage gain are same
• voltage gain is infinite

To keep transistor in saturation enough base current Ib must be

• stopped
• flowing
• both a and b
• none of the above

Which types of coupling produces minimum interference with frequency response?

• transformer coupling
• direct coupling
• impedance coupling
• none