charge of capacitor

Thread Starter

robat davies

Joined Mar 4, 2015
6
A 10000 microfarads capacitor is charged to 15v and then discharged through a 0.80 Mega ohm resistor. what is the charge 5.0 s after the discharge starts. Thanks
 

WBahn

Joined Mar 31, 2012
32,891
You need to start showing YOUR attempt to solve YOUR homework problem. Otherwise you aren't going to learn the material and will be in trouble when you can't ask someone else to give you just the formula you need for each problem on your next exam.
 

#12

Joined Nov 30, 2010
18,224
I handed him the formula because I don't think he can derive this by himself. Besides, it's probably in his text book, so that's where he should look instead of running here every time he needs to look something up.
 

WBahn

Joined Mar 31, 2012
32,891
I handed him the formula because I don't think he can derive this by himself. Besides, it's probably in his text book, so that's where he should look instead of running here every time he needs to look something up.
Oh, I don't have any heartache with what you did. I'm just concerned that he is developing some bad habits that are going to come back and bite him.
 

#12

Joined Nov 30, 2010
18,224
As a person that learned this before the internet was invented, I know the difficulty of having to work alone and teach yourself. The internet probably won't disappear, but a good student surpasses his teachers. The day will come when the internet doesn't have the answer.
 

Thread Starter

robat davies

Joined Mar 4, 2015
6
As a person that learned this before the internet was invented, I know the difficulty of having to work alone and teach yourself. The internet probably won't disappear, but a good student surpasses his teachers. The day will come when the internet doesn't have the answer.
I thank you for your help, and I have been to see my Physics Teacher today and I got an after school lesson to go over the part of this subject that I missed out on. I only asked for help because I was stuck on this one question because I did not receive the papers for this equation since I was not in the last lesson.
 

#12

Joined Nov 30, 2010
18,224
I'm happy you aren't becoming dependent on random strangers. Someday you will fly alone and you need to develop that self-sufficient attitude.
 
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