11 of 20 For CE amplifiers the ac resistance of the emitter

11 of 20

For CE amplifiers, the ac resistance of the emitter diode will decrease if

R_C decreases

I_E decreases

I_E increases

the emitter-bypass capacitor is removed

12 of 20

The signal voltage measured at the positive terminal of VCC will be

4.54 mVp-p

10 mVp-p

the same as the collector\'s signal voltage

zero

13 of 20

In a transistor, the collector diode acts like a(n)

resistance to small ac signals

current source

voltage source

none of the above

14 of 20

For dc, the current in a coupling circuit is

average

maximum

minimum

zero

15 of 20

The input impedance of a CE stage equals

R_C ||R_E ||r\'_e

R_C ||R_L || r\'_e

R_G ||R₁ ||R₂

R₁ ||R₂ || r\'_e

11 of 20 For CE amplifiers, the ac resistance of the emitter diode will decrease if RC decreases IE decreases IE increases the emitter-bypass capacitor is removed 12 of 20 The signal voltage measured at the positive terminal of VCC will be 4.54 mVp-p 10 mVp-p the same as the collector\'s signal voltage zero 13 of 20 In a transistor, the collector diode acts like a(n) resistance to small ac signals current source voltage source none of the above 14 of 20 For dc, the current in a coupling circuit is average maximum minimum zero 15 of 20 The input impedance of a CE stage equals RC ||RE ||r\'e RC ||RL || r\'e RG ||R1 ||R2 R1 ||R2 || r\'e

Solution

11)For CE amplifiers, the ac resistance of the emitter diode will decrease if IE increases.

14) For dc, the current in a coupling circuit is zero.