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2.(20%) Figure 2 shows a BJT circuit with the 
= 200 kΩ,
RE = 5kΩ, Rc =2 kΩ, RL= 5 kΩ. The BJT has
0.7 V, β = 100, thermal voltage VT = 25 mV.
Neglect the Early effect. (a) Please find the DC collector current Ic. (b) For AC analysis, please find
the input resistance Rin, output resistance Rout and overall gain 
. (5%*4)
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