1) 1 In a common emitter amplifier with bypassed RE, determine the collector resistance if the emitter resistance is 2 kΩ, AC dynamic resistance is 23 Ω, and gain of -120. 2) 2 In a common collector amplifier, what is the output impedance given that the emitter current is 2.6 mA and the emitter resistance is 1 kΩ? 3) 3 In a common base amplifier, determine the emitter current if the gain is 90, and the collector resistance is 1.8 kΩ. 4) 4 In a common source amplifier, what is the transconductance if the drain resistance is 4 kΩ and gain of -20 considering that the AC drain dynamic resistance is equal to infinity? 5) 5 In a common gate amplifier, determine the input impedance if the source resistance is 1 kΩ and transconductance of 2.5 mS considering that the AC drain dynamic resistance is equal to infinity. 6) 6 In a common drain amplifier, what is the output impedance if the source resistance is 2 kΩ and transconductance of 2 mS considering that the AC drain dynamic resistance is equal to infinity? 7) 7 In a CE amplifier, determine the value of the coupling capacitor at the collector if the output impedance is 2 kΩ and cut-off frequency of 120 Hz with no load resistor. 8) 8 In a CE amplifier, what is the input impedance if the cut-off frequency is 50 Hz, coupling capacitance at the base is 0.1 μF, and signal resistance of 1 kΩ? 9) 9 In a CE amplifier, determine the value of bypass capacitor if the cut-off frequency is 300 Hz and reflected resistance at the emitter is 50 Ω. 10) 10 In a CS amplifier, what is the gate resistance if the cut-off frequency is 80 Hz, signal resistance of 10 kΩ, and capacitance at the gate is 1.2 nF? 11) 11 In a CS amplifier, determine the cut-off frequency if the output impedance and load resistance are both 2.5 kΩ and the drain capacitance of 100 nF. 12) 12 In a CS amplifier, determine the reflected source resistance if the transconductance is 3 mS and the source resistance 3 kΩ considering AC drain dynamic resistance is equal to infinifty. 13) 13 At high frequencies, if the total capacitance at the input network of a BJT amplifier is 475 pF, determine the gain given that wiring capacitance is 4 pF, base-emitter junction capacitance is 2pF, and base-collector junction capacitance is 5pF. 14) 14 At high frequencies, what is the cut-off frequency at the output network of a BJT amplifier if the collector resistance is 4 kΩ and total output capacitance of 20 pF, with no load resistance? 15) 15 At high frequencies, determine the wiring capacitance at the input of a FET amplifier considering that the total capacitance is 21 pF, with gain equal to -2.5 and both the gate-source and gate-drain junction capacitances are both equal to 4 pF. 16) 16 At high frequencies, what is the output miller capacitance given that the gate-drain junction capacitance is 3 pF, drain resitance of 3 kΩ, and tansconductance of 1.5 mS. 17) 17 Given the following lower cut-off frequencies (8 Hz, 25 Hz, 125 kHz) and higher cut-off frequencies (275 kHz, 3.4 Mhz), detrmine the bandwidth. 18) 18 What is the third point in plotting the lower cut-off frequency of 50 Hz in the Bode Plot? 19) 19 What is the second point when plotting the higher cut-off frequency of 350 kHz in the Bode Plot? 20) 20 In a common emitter amplifier with bypassed RE, determine the collector resistance if the emitter resistance is 2.5 kΩ, AC dynamic resistance is 30 Ω, and gain of -150. 21) 21 In a common collector amplifier, what is the output impedance given that the emitter current is 2.4 mA and the emitter resistance is 1.5 kΩ? 22) 22 In a common base amplifier, determine the emitter current if the gain is 100, and the collector resistance is 2.2 kΩ. 23) 23 In a common source amplifier, what is the transconductance if the drain resistance is 3.5 kΩ and gain of -25 considering that the AC drain dynamic resistance is equal to infinity? 24) 24 In a common gate amplifier, determine the input impedance if the source resistance is 1.2 kΩ and transconductance of 2 mS considering that the AC drain dynamic resistance is equal to infinity. 25) 25 In a common drain amplifier, what is the output impedance if the source resistance is 2.5 kΩ and transconductance of 2.5 mS considering that the AC drain dynamic resistance is equal to infinity? 26) 26 In a CE amplifier, determine the value of the coupling capacitor at the collector if the output impedance is 2.5 kΩ and cut-off frequerncy of 110 Hz with no load resistor. 27) 27 In a CE amplifier, what is the input impedance if the cut-off frequency is 60 Hz, coupling capacitance at the base is 0.2 μF, and signal resistance of 1.2 kΩ? 28) 28 In a CE amplifier, determine the value of the bypass capacitor if the cut-off frequency is 350 Hz and reflected resistance at the emitter is 45 Ω. 29) 29 In a CS amplifier, what is the gate resistance if the cut-off frequency is 85 Hz, signal resistance of 15 kΩ, and capacitance at the gate is 1 nF? 30) 30 In a CS amplifier, determine the cut-off frequency if the output impedance and load resistance are both 1.8 kΩ and the drain capacitance of 110 nF. 31) 31 In a CS amplifier, determine the reflected source resistance if the transconductance is 3.5 mS and the source resistance 3.5 kΩ considering AC drain dynamic resistance is equal to infinifty. 32) 32 At high frequencies, if the total capacitance at the input network of a BJT amplifier is 500 pF, determine the gain given that wiring capacitance is 5 pF, base-emitter junction capacitance is 3 pF, and base-collector junction capacitance is 4 pF. 33) 33 At high frequencies, what is the cut-off frequency at the output network of a BJT amplifier if the collector resistance is 3.5 kΩ and total output capacitance of 25 pF, with no load resistance? 34) 34 At high frequencies determine the wiring capacitance at the input of a FET amplifier considering that the total capacitance is 20 pF, with gain equal to -3.5 and both the gate-source and gate-drain junction capacitances are both equal to 3 pF. 35) 35 At high frequencies, what is the output miller capacitance given that the gate-drain junction capacitance is 3.5 pF, drain resitance of 3.5 kΩ, and tansconductance of 2 mS. 36) 36 Given the following lower cut-off frequencies (10 Hz, 50 Hz, 150 kHz) and higher cut-off frequencies (175 kHz, 2.75 Mhz), determine the bandwidth. 37) 37 What is the third point in plotting the lower cut-off frequency of 80 Hz in the Bode Plot? 38) 38 What is the second point when plotting the higher cut-off frequency of 1.05 MHz in the Bode Plot?

Electronics 2 Recitation

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