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12.002E Refer Calculate the load current the output voltage Substitute -10 Calculate emitter current & Substitute 14.8 mA for / and -10 mA Step 2 of 11 Calculate base emitter voltage of the transistor & Substitute mA and mA =0.6+(0.025)(1.569) Calculate Substitute and 0.64 Thus voltage corresponding Step 3 of 11 Calculate load current output voltage Substitute Calculate current & Substitute 14.8 mA Step 4 of 11 Calculate voltage Substitute and mA 0.6+(0.025)(2.695) =0.67 V Calculate Substitute for =0.67 V Thus voltage corresponding Step 5 of 11 Calculate load current output voltage 10 =10 mA Calculate emitter curren of transistor & Substitute 14.8 mA base voltage & Substitute and mA (24.8) =0.6+(0.025)(3.211) Calculate Substitute and 0.68 =10.68 V Thus the input voltage corresponding mA Calculate small signal Substitute mV and 25 mV 4.8 mA Step 7 of 11 voltage Substitute R, 1000 =0.995 V/V Thus voltage gain of the emitter follower 0.995 V/V current is Calculate small signal emitter Substitute and 14.8 mA 25 mV 14.8 mA Step 9 of 11 Calculate voltage Substitute 1.689 for and 1000 V/V Thus the voltage gain emitter follower 0.998 V/V Step 10 of 11 =10V current is =24.8 mA Calculate small signal emitter Substitute mV and 24.8 mA for 25 mV 24.8 mA Calculate Substitute for and 1000 1000+1.008 Thus voltage follower at 0.999 V/V