Recent content by berkeman

How long ago did you get the COVID vaccination? Was it in your right or left deltoid? Have you had multiple COVID vaccinations? If so, how far apart? Also, did you have any other aches or pains in other parts of your body when this happened?

Putting two batteries in parallel gives you twice the current capability at the same output voltage. Putting two batteries in series gives you the same current capability at twice the output voltage. Both configurations double the available energy, as long as you consume that energy...

Is it invisible?

Are you asking about using LaTeX to post math equations instead of trying to cobble them together with text? If so, to post math equations, it's best to use the LaTeX engine that PF provides. There is a helpful "LaTeX Guide" link below the Edit window to get you started. Note that you put...

Works for me as well with Windows 10 and Firefox. @halaoui12 -- maybe some Internet problem with some blocking by your country?

Is your question related to this thread?

After several off-topic posts by the OP in this thread have been edited/deleted, this thread will remain closed. The OP seems less interested in the main question they asked to start the thread, and more interested in veering into off-topic subjects that are not appropriate for PF. Thanks to...

Thread closed temporarily for Moderation...

Welcome to PF! It's good to have you here. :smile:

Thread was closed for cleanup and is now reopened. As a reminder to all, please avoid politics in the jokes or discussion. Thanks.

I just got back to this. So the flight was scrubbed?

Okay, I'll stop posting; thread is closed. Based on your infraction history, I think I know what this question is about and what your hoped application is, and those are not compatible with the PF. Read the links I posted above, and you will be able to answer your own question about the...

So you have no idea what the Lorentz Force or the Biot-Savarte Law or the Right-Hand-Rule are? What is the application? https://en.wikipedia.org/wiki/Lorentz_force https://en.wikipedia.org/wiki/Biot%E2%80%93Savart_law https://en.wikipedia.org/wiki/Right-hand_rule

Whelp, you've been a member of PF long enough to know that we don't spoon-feed answers to folks asking questions here (whether for schoolwork or for other interests). Plus, the questions I asked will help to guide us in the best way to reply to your question. If you have no idea about what I...