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Engineering Midterm Cheat Sheet by

Formulas

Series Circut

* Current flow is even throughout
* Total resistance (Rt) is equal to the sum of all resistors
* The sum of voltage drops (Vr1+V­r2+Vr3) is equal to the applied voltage (Vt) (Krist­off's Law)

Parrallel Circuit

* Voltage stays the same throughout
* The Rt is equal to teh reciprical of the sum of the recipr­ical.
* (1/Rt=­1/R­1+1­/R2­+1/R) or (Rt= 1/1/R1­+1/­R2+­1/R3)

Binary

AOI

AND- 74LS08
OR-74LS32
Invert­er-­74LS04

Boolean Agebra

 

SI Prefix

Waves

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