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Q&A

Posts tagged dc

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Q&A Possible stray current corrosion in reinforced concrete

I have a question about stray current corrosion in reinforced conrete. I am working on a project in a parking garage with PV-panels on top of the roof. The ground is directly connected to reinforce...

1 answer  ·  posted 10h ago by Willem ‭  ·  edited 4h ago by Olin Lathrop‭

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Q&A Circuit which create ac sine wave from dc pulsed signal

A full wave rectifier converts a sine wave to DC pulsed signal of double frequency. Is there a circuit which does the reverse process?

2 answers  ·  posted 4mo ago by MissMulan‭  ·  last activity 4mo ago by TonyStewart‭

Question ac dc Sine
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Q&A Limiting current to DC brushed motor

This question is related to my previous question. I want to drive a brushed DC motor using H-bridge. To power the motor two 18650 cells will be used in series. The issue is that I want to limit th...

1 answer  ·  posted 5mo ago by Stefan‭  ·  last activity 5mo ago by Olin Lathrop‭

Question motor dc brushed H-
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Q&A How long does it take for energy to propagate in a circuit?

The premise In a recent video by the pop-sci channel Veritasium, the concept of the flow of electricity and energy transmission in a circuit was discussed. In that video a thought experiment is pr...

5 answers  ·  posted 1y ago by Mu3‭  ·  last activity 10mo ago by coquelicot‭

Question power dc
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Q&A Extract DC component of mixed signal

How can we extract a DC signal from a mixed signal?If we want to extract the AC component of a signal we can use a blocking capacitor to remove any DC offset but how do we achieve the opposite?Can ...

1 answer  ·  posted 1y ago by MissMulan‭  ·  last activity 1y ago by Andy aka‭

Question voltage ac dc