Why is DC used in circuit devices?
93371
Why do electronic circuits need their power supply to be DC, or rectified AC?
16444
Why isn't there a potential difference across a disconnected diode?
28623
Why do electrical systems have neutral, live and ground when electronic systems have only VCC and ground?
120827
Purchasing a Switch - AC vs DC Current Specifications?
57587
Why do we need an isolation transformer to connect an oscilloscope?
152660
Why use a transistor for getting a Constant Current Source in a circuit with an op amp?
152501
Why do we need resistors in led
53682
Is it safe to use a voltage divider for Arduino and DC motor controller?
59317
Why do circuits work so fast?
146155
Use of ground symbols in circuit diagrams
105574
Why a high voltage AC always present in SMPS AC to DC power adapters
78057
What is the physical explanation for energy transport in simple electrical circuits?
103245
Why is it safe to use 15 A receptacles on a 20 A circuit?
83678
The Difference Between voltage and current
126022
How to add ground to DC circuit?
11767
Why old PMOS/NMOS logic needed multiple voltages?
85238
What is the function of this circuit?