AE TEST

In common emitter configuration output signal has a phase shift of

• 90º

• 180º

• 0º

• 270º

In CB configuration common terminal for both input and output signals

• Collector

• Emitter

• Base

• None of the above

In common base configuration the output parameters are

• VEB and IE

• VCB and IC

• VCE and IC.

• VCE and IB

In common base configuration, the input current flowing into the emitter terminal must be _____ the base current and collector current

• higher than

• lesser than

• Same as

• Both a & b

The current gain is generally  ______ than to unity for common base configuration

• equal

• less

• greater

• Both a & b

In common base configuration, the input and output signals are

• in reverse phase

• in reverse phase

• 90º out of phase

• 180º out of phase

Current gain in common base configuration is given as

• β = IC/IB

• α = IC/IB

• α = IC/IE

• β = IB/IE

In common collector configuration VEC is

• VEC = VEB + VBC

• VEC = VEB - VBC

• VEC = VEB + VBE

• VEC = VEB - VBE

_______ Configuration has less thermal stability.

• CB configuration

• CB configuration

• CE configuration

• All of the above

The highest voltage gain can be obtained from which of the following?

• CB configuration

• CC configuration

• CE configuration

• All of the above