# arrow_back why do we need to store charge?

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why do we need to store charge?

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Do capacitors store charge?
Do capacitors store charge?Do capacitors store charge? ...
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Why is it difficult to build very large capacitors?
Why is it difficult to build very large capacitors?Why is it difficult to build very large capacitors? ...
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How do dielectrics alter capacitors?
How do dielectrics alter capacitors?How do dielectrics alter capacitors? ...
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What is a charge of a proton?
What is a charge of a proton?What is a charge of a proton? A.    None B.    Positive C.   Negative D.   Either a positive or negative ...
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Five coulombs of charge are placed on a thin-walled conducting shell. Once the charge has come to rest, the electric potential inside the hollow conducting shell is found to be:Five coulombs of charge are placed on a thin-walled conducting shell. Once the charge has come to rest, the electric potential inside the hollow condu ...
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Two IDENTICAL point charges, X and Y, are placed 2 mm apart. Point P is 3 mm to the right of charge Y.
Two IDENTICAL point charges, X and Y, are placed 2 mm apart. Point P is 3 mm to the right of charge Y. Two IDENTICAL point charges, X and Y, are placed 2 mm apart. Point P is 3 mm to the right of charge Y. The net electric field at point P is 5,44 × 1 ...
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What do we mean when we say that an electron has a charge?
What do we mean when we say that an electron has a charge?I don't understand what charge is. An atom can have a charge because its electrons and protons have a charge. But what do we mean when we say that an ...
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we say electron and proton have charge negative and positive then how can we define charge. what is charge?
we say electron and proton have charge negative and positive then how can we define charge. what is charge?we say electron and proton have charge negative and positive then how can we define charge. what is charge? ...
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Why exactly is electric potential lower at where the negative charges are than at where the positive charges are?
Why exactly is electric potential lower at where the negative charges are than at where the positive charges are?Why exactly is electric potential lower at where the negative charges are than at where the positive charges are? ...
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Which has the greater charge electron or proton?
Which has the greater charge electron or proton?Which has the greater charge electron or proton? ...
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Why is the sum of the voltages of the capacitors equal to the voltage of the battery?
Why is the sum of the voltages of the capacitors equal to the voltage of the battery?Why is the sum of the voltages of the capacitors equal to the voltage of the battery? ...
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Why dont we square the distance to find V like in electrostatic force or electric field?
Why dont we square the distance to find V like in electrostatic force or electric field?Why dont we square the distance to find V like in electrostatic force or electric field? ...
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Why do we need capacitors?
An electric field strength created by charge $\mathrm{Q}$ is measured to be $40 \mathrm{~N} / \mathrm{C}$ at a distance of $0.2 \mathrm{~m}$ from the center of the charge.An electric field strength created by charge $\mathrm{Q}$ is measured to be $40 \mathrm{~N} / \mathrm{C}$ at a distance of $0.2 \mathrm{~m}$ fro ...