Determine the unknown voltages for each circuit - calculate


1. FIGURE 1 shows four amplifier circuits, each of which has one or two unknown voltages (shown highlighted). Determine the unknown voltages for each circuit.

Assume that the op-amps are ideal. Show all working!

2267_Figure1.jpg

FIGURE 1

2. For the two-stage amplifier circuit shown in FIGURE 2, calculate the voltage gain for each stage and the overall voltage gain. Assume the op- amps to be ideal.

1773_Figure2.jpg

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Electrical Engineering: Determine the unknown voltages for each circuit - calculate
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