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1answer
402 views

Polarised capacitor - negative voltage?

I designed a circuit that is similar to the circuit on the picture below. The main difference in my design is that I am using a 3V battery and more LEDs. I am using UNPOLARISED capacitors because I ...
-4
votes
2answers
846 views

How does electrolytic capacitors work?

Basically I am interested about the polarity of an electrolytic capacitor.How is the polarity of an electrolytic capacitor is defined and what if I reverse the polarity in a simple circuit containing ...
0
votes
1answer
111 views

Capacitor polarity in lamp flasher

simulate this circuit – Schematic created using CircuitLab I found the above circuit at: http://www.eleccircuit.com/a-lamp-flasher-circuit-using-transistors/ with a slight variant at: https:/...
12
votes
3answers
6k views

Does an electrolytic capacitor degrade each time it receives reverse voltage?

I know that I mustn't connect an electrolytic capacitor reversely. It will explode if I apply the reverse voltage long enough. But, what happens if the reverse voltage is apply for a short time? For ...