1.

At y=1 cm, y = 3 cm y = 9 cm, y = 27 cm ... and so on, an infinite number of charges equal to 5C are placed. At x = 1 cm, x=2 cm, x=4 cm, X = 8 cm.... and so on, an infinite number of charges equal to -5C are placed. Find the electric potential at origin in volts. (K=(1)/( 4 pi epsi_0))

Answer»

250 K
`-250 K`
ZERO
`100 K`

Answer :B


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