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Mathematics 20 Online
OpenStudy (anonymous):

We have seen that a coulomb is an enormous amount of charge; it is virtually impossible to place a charge of 1 C on an object. Yet, a current of 10 A, 10 Cis, is quite reasonable. Explain this apparent discrepancy

OpenStudy (unklerhaukus):

Amps are not Columbus

OpenStudy (anonymous):

is that your answer? or is it a suggestion?

OpenStudy (unklerhaukus):

i can not see the discrepancy

OpenStudy (anonymous):

it is a question I have to solve, I dont understand much of physics. So can I say Amps are not columbs as an aswer?

OpenStudy (unklerhaukus):

perhaps the definition of the Amp and the definition of the Coulomb would be helpful

OpenStudy (anonymous):

ok I was thinking about that

OpenStudy (anonymous):

thank you very much

OpenStudy (unklerhaukus):

if \(I\) stands for the intensity of current measured in amps \(Q\) stands for charge measured in coulombs \(t\) stands for time measure in seconds \[I=\frac{\text dQ}{\text dt}\]

OpenStudy (anonymous):

Can you help me with this question? Why does an electric light hulb nearly always burn out just as you turn on the light, almost never while the light is shining?

OpenStudy (unklerhaukus):

think about it , as you turn the switch the electrons start moving around the circuit, this heats up the tungston element to glowing hot temperatures, if the heating is not even the element could melt in one spot , hence breaking the circuit

OpenStudy (anonymous):

not it makes a lot of sense lol. Im not good at physics at all. Thanks again

OpenStudy (unklerhaukus):

buy the way there is is physics group http://openstudy.com/study#/groups/Physics

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