What is the simplest and best device (or circuit) to stop the flow of current in a line when current in another line is present?
102576
Switch between battery and USB power
23839
Why doesn't current decrease in series combination?
156484
Circuitikz Wire Kink Thingy When Wires Cross
104572
How electric currents can flow between 2 points at the same potential?
145240
The electric field should be in circular coil. But why do current flows in whole circuit?
140985
Relay(or Alternative of relay) without pull-back feature
126684
How to remove spikes from switching transistor?
108217
Why put a resistor in series with signal line?
157865
Formula between wire size and current
39308
How to reduce the voltage dropped in a mosfet used as a switch?
69044
Does electricity flow in open circuits?
104877
Electrical flow in a simple parallel circuit
81659
Current sensing nA to mA
92999
Amplifying current using a buffer
146019
When doing electrical work, what do I use to check wires are safe?
26877
How to measure supply currents ranging from 1μA to 10mA?
37729
What's a simpler way to switch between power sources?