University:
Boston University
Course:
CAS PY 211 | General Physics I
Academic year:

2022
Views:

439

Pages:

7
Author:

Deja Hood

Basic Circuits – Resistance and Capacitance Overview Boston Recap University Slideshow Title Goes Here  Resistance and Resistors  Ohms Law  Breadboards  Capacitance  Experiments  Resistive Circuit  Voltage Divider  RC Circuit 2 Resistors Boston University Slideshow Title Goes Here 3 Ohm’s Law  Ohm's Law: Voltage across a resistor is directly Boston University Slideshow Title Goes Here proportional to the current flowing through it. + - i𝐼 v R - +  The proportionality constant is the resistance! 𝑉 = 𝐼𝑅 𝑉 𝐼= 𝑅 𝑉 𝑅= 𝐼 𝑉 = 𝐼𝑅 4 Series vs Parallel V0  V1  V2  IR1  IR2  I  R1  R2  Boston Series Resistance University Slideshow Title Goes Here I  IRs + + A Rs V Rs  R1  R2 V2 R2 V0 I V1 R1 -  Parallel Resistance I  I  I  V  V  V  1  1   V   1 2 R1 R2 R R I Rp 2   1 I I1 V R1 I2 R2 V Rp 1 1 1   Rp R1 R2 Rp  R1 R2 R1  R2 5 Breadboard Why do we use breadboards? Boston University Slideshow Title Goes Here Temporary sircuits, prototyping, no soldering 6 Voltage Divider Circuit I Boston University Slideshow Title Goes Here R1 V1 R2 V2 V0 V0 I  Rs R1  R2 A V0 R1 Also V1  V0  R1  R2  V0 V2  IR2  R2  R1  R2  R2 V2  V0  R1  R2  7