11 of 20 For CE amplifiers, the ac resistance of the emitter diode will decrease
ID: 2316195 • Letter: 1
Question
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
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
RC decreases
IE decreases
IE increases
the emitter-bypass capacitor is removed
Explanation / Answer
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.
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