Fall05-ECT-Exam2

# Fall05-ECT-Exam2 - Name ID Problem(1 The OP AMPs in all the...

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Name: ______________________ ID #________________________ - 1 - Problem (1) The OP. AMPs in all the circuits shown are assumed to be ideal and the supply voltages V cc ± = ± 15 V a) For the circuit below, find the current i as shown. 0.1 mA + + 5 V 10 k Ω 20 k Ω i c) For the circuit below, find v o ( t ) in terms of v 1 ( t ) , v 2 ( t ) , R 1 , R 2 and C + + + v 1 ( t ) v 2 ( t ) R 1 R 2 C v o ( t ) +

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Name: ______________________ ID #________________________ - 2 - b) For the circuit below find v o 3 in terms of the input voltages V 1 and V 2 . + + + + + + 10 k Ω 10 k Ω 20 k Ω 10 k Ω 100 k Ω 10 k Ω 20 k Ω o 1 o 2 o 3 V 1 V 2 Find v o 3 for V 1 = 1 V and V 2 = 2 V
Name: ______________________ ID #________________________ - 3 - Problem (2) For the circuit shown, the switch was open for long time and it is closed at t = 0 . + 6 k Ω 6 k Ω 6 k Ω t = 0 12 V + 250 μ F v c a) At t = 0 + , find the capacitor voltage v c (0 + ) and the capacitor current i c (0 + ) b) At t = , find the capacitor voltage

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Fall05-ECT-Exam2 - Name ID Problem(1 The OP AMPs in all the...

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