EGR203 Electric and Electronic Circuits Assignment 11

1. Find the voltage V_out in the circuit below where

   R1	R2	R3	R4	VS
   2 kΩ	4 kΩ	6 kΩ	12 kΩ	11 V

   

2. Find the voltage V_out in the circuit below where R₁ = R₂ = R₃ = R₄, V₁ = 4 V, and V₂ = 5 V

   

3. In the circuit below, determine
   1. An expression for the output voltage
   2. The value of the output voltage

   R1	R2	RF
   47 kΩ	1.8 kΩ	220 kΩ

   and V_S = 0.02 + 0.001 cos(ωt)

   

4. Find the current i in the circuit below with R₁ = 6 Ω, R₂ = 3 Ω, R₃ = 2 Ω, and V_i = 12 V.

   

5. Find an expression for the output V_o in the circuit below. What mathematical operation does the circuit perform?

   

6. Simulate the following circuit in Multisim. Use a LM348D op-amp with ±12-volt power. Let R_S = 4 kΩ, R₁ = 40 kΩ and R₂ = 10 kΩ. Measure the AC gain and phase for an input voltage of 0.1 V AC at frequencies of 10 kHz and 100 kHz. Run an AC analysis between 10 kHz and 100 kHz.

   

Maintained by John Loomis, last updated 7 July 2014