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he plates of a parallel – plate capacitor are maintained with constant voltage by a battery as they are pulled apart. What happens to the st
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he plates of a parallel – plate capacitor are maintained with constant voltage by a battery as they are pulled apart. What happens to the strength of the electric field between the plates during this process?
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Physics
3 years
2021-08-19T09:52:13+00:00
2021-08-19T09:52:13+00:00 1 Answers
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Answer:
The strength of the electric field between the plates of the capacitor decreases during this process.
Explanation:
The strength of electric field between the plates of a capacitor is given as
E = (V/d)
where V = potential difference across the plates of the capacitor
And d = distance between the two places
So, if the potential difference across the plates of the capacitor stays constant, the electric field strength varies inversely as the distance between the plates.
Therefore, as the plates of the capacitor are pulled apart, with distance between them increasing (with constant voltage maintained across the plates), the strength of the electric field between the plates decreases.
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