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27 Dec 2020

Two positive point charges of 12 and 8 microcoulombs respectively are placed 10 cm apart in air.

The work done to bring them 4 cm closer is

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Electricity and Magnetism
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Electric potential and electric potential energy
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Related textbook solutions

Physics: Principles with Applications
7th Edition, 2013
Giancoli
ISBN: 9780321625922

Related questions

Identical point charges q=+5 microcoulombs are placed at opposite corners of a square. The length of each side of the square is .200 m. A point charge q0= -2.00 microcoulombs is placed at one of the empty corners. How much work is done on q0 by the electric force when q0 is moved to the other empty corner?

ive been having a problem with these two questions, anddon'tknow what to do. can anyone give me a hand?
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a) What is the electric field strength between the plates andthepotential difference
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A +40 microCoulomb point charge is placed 27 cm from an identical+40 microCoulomb charge. How much work would be required to move a+3.0 microCoulomb test charge from a point midway between them to apoint 13 cm closer to either of the charges?

W= __????__Joules

The answer needs to be in two significant figures.

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