Four identical charges are placed at the points `(1,0,0), (0,1,0),(-1,0,0)`, and `(0,-1,0)`. Then,A. The potential at the origin is zero.B. The field at the origin is zeroC. The potential at all ponts on the `z`-axis, othehr than the origin, is zero.D. The field at all points on the `z`- axis, other than the origin, acts along the `z`-axis.

Four identical charges are placed at the points `(1,0,0), (0,1,0),(-1,

1.	Four identical charges are placed at the points `(1,0,0), (0,1,0),(-1,0,0)`, and `(0,-1,0)`. Then,A. The potential at the origin is zero.B. The field at the origin is zeroC. The potential at all ponts on the `z`-axis, othehr than the origin, is zero.D. The field at all points on the `z`- axis, other than the origin, acts along the `z`-axis.
Answer» Correct Answer - A::B::C::D

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