For the circuit shown in below, if $V_{in} = 10.2 \text{ V}$ and $R_x = 2.2 \text{ k}\Omega$ determine the current through the resistor $R_x$ (in mA)? a. 0.22 mA b. None of the them c. 2.32 mA d. 9.27 mA e. 4.64 mA f. 23.18 mA g. 28.75 mA h. 1.39 mA
Added by Alicia R.
Close
Step 1
Step 1: Identify each op amp as a voltage follower — the output is tied to the inverting input, so each output equals its noninverting input voltage (left output = V−, right output = V+). Show more…
Show all steps
Your feedback will help us improve your experience
Hafiz Shahzaib and 63 other Physics 102 Electricity and Magnetism educators are ready to help you.
Ask a new question
Labs
Want to see this concept in action?
Explore this concept interactively to see how it behaves as you change inputs.
Key Concepts
Recommended Videos
In the given circuit, the current through the resistor 2 $\mathrm{k} \Omega$ is (a) $2 \mathrm{~mA}$ (b) $4 \mathrm{~mA}$ (c) $6 \mathrm{~mA}$ (d) $1 \mathrm{~mA}$
In a series circuit if I= 5mA, R1= 2kΩ, R2= 47 kΩ, R3= 10 kΩ, R4= 200 Ω, the voltage across R4 would be: A) 10V B) 50V C) 235V D) 1V
Darryl B.
Kajal R.
Recommended Textbooks
University Physics with Modern Physics
Physics: Principles with Applications
Fundamentals of Physics
18,000,000+
Students on Numerade
Trusted by students at 8,000+ universities
Watch the video solution with this free unlock.
EMAIL
PASSWORD