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Electric Potential Due to Charged Infinite Sheets

Two point cha...

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Two point charges q and -q are held stationary at separation d. The work done by electric force as the spacing changes to 2d is

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Q. A point charge

q_{1} = - 1.0 μ C

is held stationary at the origin. Asecond point charge

q 2 = + 2.0 μ C

moves from the point (1.0 m, 0, 0) to (2.0 m, 0, 0). How much work is done by the electric force on

q_{2}

Q. point charge

q_{1} = + 2.40 μ C

is held stationary at the origin. A second point charge

q_{2} = - 4.30 μ

C moves from the point

x = 0.150 m, y = 0

x = 0.250 m, y = 0.250 m .

The amount of work is done by the electric force on

q_{2}

- 356 \times 10^{- x} J

Q. Two equal charges, 2.0 × 10⁻⁷ C each, are held fixed at a separation of 20 cm. A third charge of equal magnitude is placed midway between the two charges. It is now moved to a point 20 cm from both the charges. How much work is done by the electric field during the process?

Q. Two equal charges,

2.0 \times 10^{- 7}

C each, are held fixed at a separation of

20

cm. A third charge of equal magnitude is placed midway between the two charges. It is now moved to a point

20

cm from both the charges. How much work is done by the electric field during the process?

Q. A point charge is taken from a point A to point B in an electric field produced by stationary charges. Does the work done by the electric field depend on the path of the charge?

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