Q21. Fig. 2 (i) shows biasing with base resistor method. (i) Determine the collector current IC and collector-emitter voltage VCE . Neglect small base-emitter voltage. Given that β = 50. (ii) If RB in this circuit is changed to 50 kΩ, find the new operating point.

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Q21.
Fig. 2 (i) shows biasing with base resistor method. (i) Determine the collector current IC and collector-emitter voltage VCE . Neglect small base-emitter voltage. Given that β = 50. (ii) If RB in this circuit is changed to 50 kΩ, find the new operating point.

+ 2V
AT
+ 9V
Ic
D
Rc=2 k2
Rc =2 k2
R= 100 k2
Rg = 100 k2
Ic
IB
B
E
= Vcc =9 V
VBB= 2 V
(i)
(ii)
Transcribed Image Text:+ 2V AT + 9V Ic D Rc=2 k2 Rc =2 k2 R= 100 k2 Rg = 100 k2 Ic IB B E = Vcc =9 V VBB= 2 V (i) (ii)
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